65780080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 159793344

約数和(自身を除く): 94013264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 71, 74, 80, 142, 148, 185, 284, 296, 313, 355, 370, 568, 592, 626, 710, 740, 1136, 1252, 1420, 1480, 1565, 2504, 2627, 2840, 2960, 3130, 5008, 5254, 5680, 6260, 10508, 11581, 12520, 13135, 21016, 22223, 23162, 25040, 26270, 42032, 44446, 46324, 52540, 57905, 88892, 92648, 105080, 111115, 115810, 177784, 185296, 210160, 222230, 231620, 355568, 444460, 463240, 822251, 888920, 926480, 1644502, 1777840, 3289004, 4111255, 6578008, 8222510, 13156016, 16445020, 32890040, 65780080]

約数ペア:

[(1, 65780080), (2, 32890040), (4, 16445020), (5, 13156016), (8, 8222510), (10, 6578008), (16, 4111255), (20, 3289004), (37, 1777840), (40, 1644502), (71, 926480), (74, 888920), (80, 822251), (142, 463240), (148, 444460), (185, 355568), (284, 231620), (296, 222230), (313, 210160), (355, 185296), (370, 177784), (568, 115810), (592, 111115), (626, 105080), (710, 92648), (740, 88892), (1136, 57905), (1252, 52540), (1420, 46324), (1480, 44446), (1565, 42032), (2504, 26270), (2627, 25040), (2840, 23162), (2960, 22223), (3130, 21016), (5008, 13135), (5254, 12520), (5680, 11581), (6260, 10508)]