64609360

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10223}}^1$

素因数の和:10315

約数の個数: 40

約数和(自身を含む): 152133120

約数和(自身を除く): 87523760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 10223, 20446, 40892, 51115, 81784, 102230, 163568, 204460, 408920, 807617, 817840, 1615234, 3230468, 4038085, 6460936, 8076170, 12921872, 16152340, 32304680, 64609360]

約数ペア:

[(1, 64609360), (2, 32304680), (4, 16152340), (5, 12921872), (8, 8076170), (10, 6460936), (16, 4038085), (20, 3230468), (40, 1615234), (79, 817840), (80, 807617), (158, 408920), (316, 204460), (395, 163568), (632, 102230), (790, 81784), (1264, 51115), (1580, 40892), (3160, 20446), (6320, 10223)]