89985090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 234057600

約数和(自身を除く): 144072510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 179, 195, 358, 390, 537, 895, 1074, 1289, 1790, 2327, 2578, 2685, 3867, 4654, 5370, 6445, 6981, 7734, 11635, 12890, 13962, 16757, 19335, 23270, 33514, 34905, 38670, 50271, 69810, 83785, 100542, 167570, 230731, 251355, 461462, 502710, 692193, 1153655, 1384386, 2307310, 2999503, 3460965, 5999006, 6921930, 8998509, 14997515, 17997018, 29995030, 44992545, 89985090]

約数ペア:

[(1, 89985090), (2, 44992545), (3, 29995030), (5, 17997018), (6, 14997515), (10, 8998509), (13, 6921930), (15, 5999006), (26, 3460965), (30, 2999503), (39, 2307310), (65, 1384386), (78, 1153655), (130, 692193), (179, 502710), (195, 461462), (358, 251355), (390, 230731), (537, 167570), (895, 100542), (1074, 83785), (1289, 69810), (1790, 50271), (2327, 38670), (2578, 34905), (2685, 33514), (3867, 23270), (4654, 19335), (5370, 16757), (6445, 13962), (6981, 12890), (7734, 11635)]