202861100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 513300480

約数和(自身を除く): 310439380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 43, 50, 52, 65, 76, 86, 95, 100, 130, 172, 190, 191, 215, 247, 260, 325, 380, 382, 430, 475, 494, 559, 650, 764, 817, 860, 950, 955, 988, 1075, 1118, 1235, 1300, 1634, 1900, 1910, 2150, 2236, 2470, 2483, 2795, 3268, 3629, 3820, 4085, 4300, 4775, 4940, 4966, 5590, 6175, 7258, 8170, 8213, 9550, 9932, 10621, 11180, 12350, 12415, 13975, 14516, 16340, 16426, 18145, 19100, 20425, 21242, 24700, 24830, 27950, 32852, 36290, 40850, 41065, 42484, 47177, 49660, 53105, 55900, 62075, 72580, 81700, 82130, 90725, 94354, 106210, 106769, 124150, 156047, 164260, 181450, 188708, 205325, 212420, 213538, 235885, 248300, 265525, 312094, 362900, 410650, 427076, 471770, 531050, 533845, 624188, 780235, 821300, 943540, 1062100, 1067690, 1179425, 1560470, 2028611, 2135380, 2358850, 2669225, 3120940, 3901175, 4057222, 4717700, 5338450, 7802350, 8114444, 10143055, 10676900, 15604700, 20286110, 40572220, 50715275, 101430550, 202861100]

約数ペア:

[(1, 202861100), (2, 101430550), (4, 50715275), (5, 40572220), (10, 20286110), (13, 15604700), (19, 10676900), (20, 10143055), (25, 8114444), (26, 7802350), (38, 5338450), (43, 4717700), (50, 4057222), (52, 3901175), (65, 3120940), (76, 2669225), (86, 2358850), (95, 2135380), (100, 2028611), (130, 1560470), (172, 1179425), (190, 1067690), (191, 1062100), (215, 943540), (247, 821300), (260, 780235), (325, 624188), (380, 533845), (382, 531050), (430, 471770), (475, 427076), (494, 410650), (559, 362900), (650, 312094), (764, 265525), (817, 248300), (860, 235885), (950, 213538), (955, 212420), (988, 205325), (1075, 188708), (1118, 181450), (1235, 164260), (1300, 156047), (1634, 124150), (1900, 106769), (1910, 106210), (2150, 94354), (2236, 90725), (2470, 82130), (2483, 81700), (2795, 72580), (3268, 62075), (3629, 55900), (3820, 53105), (4085, 49660), (4300, 47177), (4775, 42484), (4940, 41065), (4966, 40850), (5590, 36290), (6175, 32852), (7258, 27950), (8170, 24830), (8213, 24700), (9550, 21242), (9932, 20425), (10621, 19100), (11180, 18145), (12350, 16426), (12415, 16340), (13975, 14516)]