545668880

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{9871}}^1$

素因数の和:10575

約数の個数: 40

約数和(自身を含む): 1270644864

約数和(自身を除く): 724975984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 2764, 3455, 5528, 6910, 9871, 11056, 13820, 19742, 27640, 39484, 49355, 55280, 78968, 98710, 157936, 197420, 394840, 789680, 6820861, 13641722, 27283444, 34104305, 54566888, 68208610, 109133776, 136417220, 272834440, 545668880]

約数ペア:

[(1, 545668880), (2, 272834440), (4, 136417220), (5, 109133776), (8, 68208610), (10, 54566888), (16, 34104305), (20, 27283444), (40, 13641722), (80, 6820861), (691, 789680), (1382, 394840), (2764, 197420), (3455, 157936), (5528, 98710), (6910, 78968), (9871, 55280), (11056, 49355), (13820, 39484), (19742, 27640)]