103428880

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1871}}^1$

素因数の和:2575

約数の個数: 40

約数和(自身を含む): 240948864

約数和(自身を除く): 137519984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 1871, 2764, 3455, 3742, 5528, 6910, 7484, 9355, 11056, 13820, 14968, 18710, 27640, 29936, 37420, 55280, 74840, 149680, 1292861, 2585722, 5171444, 6464305, 10342888, 12928610, 20685776, 25857220, 51714440, 103428880]

約数ペア:

[(1, 103428880), (2, 51714440), (4, 25857220), (5, 20685776), (8, 12928610), (10, 10342888), (16, 6464305), (20, 5171444), (40, 2585722), (80, 1292861), (691, 149680), (1382, 74840), (1871, 55280), (2764, 37420), (3455, 29936), (3742, 27640), (5528, 18710), (6910, 14968), (7484, 13820), (9355, 11056)]