71456620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 156739968

約数和(自身を除く): 85283348

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 1583, 2257, 3166, 4514, 6332, 7915, 9028, 11285, 15830, 22570, 31660, 45140, 58571, 96563, 117142, 193126, 234284, 292855, 386252, 482815, 585710, 965630, 1171420, 1931260, 3572831, 7145662, 14291324, 17864155, 35728310, 71456620]

約数ペア:

[(1, 71456620), (2, 35728310), (4, 17864155), (5, 14291324), (10, 7145662), (20, 3572831), (37, 1931260), (61, 1171420), (74, 965630), (122, 585710), (148, 482815), (185, 386252), (244, 292855), (305, 234284), (370, 193126), (610, 117142), (740, 96563), (1220, 58571), (1583, 45140), (2257, 31660), (3166, 22570), (4514, 15830), (6332, 11285), (7915, 9028)]