7800888940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{2797}}^1$

素因数の和:3467

約数の個数: 96

約数和(自身を含む): 18716068224

約数和(自身を除く): 10915179284

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 631, 884, 1105, 1262, 2210, 2524, 2797, 3155, 4420, 5594, 6310, 8203, 10727, 11188, 12620, 13985, 16406, 21454, 27970, 32812, 36361, 41015, 42908, 47549, 53635, 55940, 72722, 82030, 95098, 107270, 139451, 145444, 164060, 181805, 190196, 214540, 237745, 278902, 363610, 475490, 557804, 618137, 697255, 727220, 950980, 1236274, 1394510, 1764907, 2472548, 2789020, 3090685, 3529814, 6181370, 7059628, 8824535, 12362740, 17649070, 22943791, 30003419, 35298140, 45887582, 60006838, 91775164, 114718955, 120013676, 150017095, 229437910, 300034190, 390044447, 458875820, 600068380, 780088894, 1560177788, 1950222235, 3900444470, 7800888940]

約数ペア:

[(1, 7800888940), (2, 3900444470), (4, 1950222235), (5, 1560177788), (10, 780088894), (13, 600068380), (17, 458875820), (20, 390044447), (26, 300034190), (34, 229437910), (52, 150017095), (65, 120013676), (68, 114718955), (85, 91775164), (130, 60006838), (170, 45887582), (221, 35298140), (260, 30003419), (340, 22943791), (442, 17649070), (631, 12362740), (884, 8824535), (1105, 7059628), (1262, 6181370), (2210, 3529814), (2524, 3090685), (2797, 2789020), (3155, 2472548), (4420, 1764907), (5594, 1394510), (6310, 1236274), (8203, 950980), (10727, 727220), (11188, 697255), (12620, 618137), (13985, 557804), (16406, 475490), (21454, 363610), (27970, 278902), (32812, 237745), (36361, 214540), (41015, 190196), (42908, 181805), (47549, 164060), (53635, 145444), (55940, 139451), (72722, 107270), (82030, 95098)]