1661900550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 4525424640

約数和(自身を除く): 2863524090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 43, 50, 57, 71, 75, 86, 95, 114, 129, 142, 150, 190, 191, 213, 215, 258, 285, 355, 382, 426, 430, 475, 570, 573, 645, 710, 817, 950, 955, 1065, 1075, 1146, 1290, 1349, 1425, 1634, 1775, 1910, 2130, 2150, 2451, 2698, 2850, 2865, 3053, 3225, 3550, 3629, 4047, 4085, 4775, 4902, 5325, 5730, 6106, 6450, 6745, 7258, 8094, 8170, 8213, 9159, 9550, 10650, 10887, 12255, 13490, 13561, 14325, 15265, 16426, 18145, 18318, 20235, 20425, 21774, 24510, 24639, 27122, 28650, 30530, 33725, 36290, 40470, 40683, 40850, 41065, 45795, 49278, 54435, 58007, 61275, 67450, 67805, 76325, 81366, 82130, 90725, 91590, 101175, 108870, 116014, 122550, 123195, 135610, 152650, 156047, 174021, 181450, 202350, 203415, 205325, 228975, 246390, 257659, 272175, 290035, 312094, 339025, 348042, 406830, 410650, 457950, 468141, 515318, 544350, 580070, 583123, 615975, 678050, 772977, 780235, 870105, 936282, 1017075, 1166246, 1231950, 1288295, 1450175, 1545954, 1560470, 1740210, 1749369, 2034150, 2340705, 2576590, 2900350, 2915615, 3498738, 3864885, 3901175, 4350525, 4681410, 5831230, 6441475, 7729770, 7802350, 8701050, 8746845, 11079337, 11703525, 12882950, 14578075, 17493690, 19324425, 22158674, 23407050, 29156150, 33238011, 38648850, 43734225, 55396685, 66476022, 87468450, 110793370, 166190055, 276983425, 332380110, 553966850, 830950275, 1661900550]

約数ペア:

[(1, 1661900550), (2, 830950275), (3, 553966850), (5, 332380110), (6, 276983425), (10, 166190055), (15, 110793370), (19, 87468450), (25, 66476022), (30, 55396685), (38, 43734225), (43, 38648850), (50, 33238011), (57, 29156150), (71, 23407050), (75, 22158674), (86, 19324425), (95, 17493690), (114, 14578075), (129, 12882950), (142, 11703525), (150, 11079337), (190, 8746845), (191, 8701050), (213, 7802350), (215, 7729770), (258, 6441475), (285, 5831230), (355, 4681410), (382, 4350525), (426, 3901175), (430, 3864885), (475, 3498738), (570, 2915615), (573, 2900350), (645, 2576590), (710, 2340705), (817, 2034150), (950, 1749369), (955, 1740210), (1065, 1560470), (1075, 1545954), (1146, 1450175), (1290, 1288295), (1349, 1231950), (1425, 1166246), (1634, 1017075), (1775, 936282), (1910, 870105), (2130, 780235), (2150, 772977), (2451, 678050), (2698, 615975), (2850, 583123), (2865, 580070), (3053, 544350), (3225, 515318), (3550, 468141), (3629, 457950), (4047, 410650), (4085, 406830), (4775, 348042), (4902, 339025), (5325, 312094), (5730, 290035), (6106, 272175), (6450, 257659), (6745, 246390), (7258, 228975), (8094, 205325), (8170, 203415), (8213, 202350), (9159, 181450), (9550, 174021), (10650, 156047), (10887, 152650), (12255, 135610), (13490, 123195), (13561, 122550), (14325, 116014), (15265, 108870), (16426, 101175), (18145, 91590), (18318, 90725), (20235, 82130), (20425, 81366), (21774, 76325), (24510, 67805), (24639, 67450), (27122, 61275), (28650, 58007), (30530, 54435), (33725, 49278), (36290, 45795), (40470, 41065), (40683, 40850)]