80757690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3983

約数の個数: 64

約数和(自身を含む): 212720256

約数和(自身を除く): 131962566

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1378, 1590, 2067, 3445, 3907, 4134, 6890, 7814, 10335, 11721, 19535, 20670, 23442, 39070, 50791, 58605, 101582, 117210, 152373, 207071, 253955, 304746, 414142, 507910, 621213, 761865, 1035355, 1242426, 1523730, 2070710, 2691923, 3106065, 5383846, 6212130, 8075769, 13459615, 16151538, 26919230, 40378845, 80757690]

約数ペア:

[(1, 80757690), (2, 40378845), (3, 26919230), (5, 16151538), (6, 13459615), (10, 8075769), (13, 6212130), (15, 5383846), (26, 3106065), (30, 2691923), (39, 2070710), (53, 1523730), (65, 1242426), (78, 1035355), (106, 761865), (130, 621213), (159, 507910), (195, 414142), (265, 304746), (318, 253955), (390, 207071), (530, 152373), (689, 117210), (795, 101582), (1378, 58605), (1590, 50791), (2067, 39070), (3445, 23442), (3907, 20670), (4134, 19535), (6890, 11721), (7814, 10335)]