80139852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1703

約数の個数: 72

約数和(自身を含む): 220300080

約数和(自身を除く): 140160228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1571, 1962, 2834, 3142, 3924, 4251, 4713, 5668, 6284, 8502, 9426, 12753, 14139, 17004, 18852, 20423, 25506, 28278, 40846, 51012, 56556, 61269, 81692, 122538, 171239, 183807, 245076, 342478, 367614, 513717, 684956, 735228, 1027434, 1541151, 2054868, 2226107, 3082302, 4452214, 6164604, 6678321, 8904428, 13356642, 20034963, 26713284, 40069926, 80139852]

約数ペア:

[(1, 80139852), (2, 40069926), (3, 26713284), (4, 20034963), (6, 13356642), (9, 8904428), (12, 6678321), (13, 6164604), (18, 4452214), (26, 3082302), (36, 2226107), (39, 2054868), (52, 1541151), (78, 1027434), (109, 735228), (117, 684956), (156, 513717), (218, 367614), (234, 342478), (327, 245076), (436, 183807), (468, 171239), (654, 122538), (981, 81692), (1308, 61269), (1417, 56556), (1571, 51012), (1962, 40846), (2834, 28278), (3142, 25506), (3924, 20423), (4251, 18852), (4713, 17004), (5668, 14139), (6284, 12753), (8502, 9426)]