849244720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2539}}^1$

素因数の和:2702

約数の個数: 80

約数和(自身を含む): 2046610080

約数和(自身を除く): 1197365360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 113, 148, 185, 226, 296, 370, 452, 565, 592, 740, 904, 1130, 1480, 1808, 2260, 2539, 2960, 4181, 4520, 5078, 8362, 9040, 10156, 12695, 16724, 20312, 20905, 25390, 33448, 40624, 41810, 50780, 66896, 83620, 93943, 101560, 167240, 187886, 203120, 286907, 334480, 375772, 469715, 573814, 751544, 939430, 1147628, 1434535, 1503088, 1878860, 2295256, 2869070, 3757720, 4590512, 5738140, 7515440, 10615559, 11476280, 21231118, 22952560, 42462236, 53077795, 84924472, 106155590, 169848944, 212311180, 424622360, 849244720]

約数ペア:

[(1, 849244720), (2, 424622360), (4, 212311180), (5, 169848944), (8, 106155590), (10, 84924472), (16, 53077795), (20, 42462236), (37, 22952560), (40, 21231118), (74, 11476280), (80, 10615559), (113, 7515440), (148, 5738140), (185, 4590512), (226, 3757720), (296, 2869070), (370, 2295256), (452, 1878860), (565, 1503088), (592, 1434535), (740, 1147628), (904, 939430), (1130, 751544), (1480, 573814), (1808, 469715), (2260, 375772), (2539, 334480), (2960, 286907), (4181, 203120), (4520, 187886), (5078, 167240), (8362, 101560), (9040, 93943), (10156, 83620), (12695, 66896), (16724, 50780), (20312, 41810), (20905, 40624), (25390, 33448)]