51710240

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4091}}^1$

素因数の和:4185

約数の個数: 48

約数和(自身を含む): 123742080

約数和(自身を除く): 72031840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 4091, 6320, 8182, 12640, 16364, 20455, 32728, 40910, 65456, 81820, 130912, 163640, 323189, 327280, 646378, 654560, 1292756, 1615945, 2585512, 3231890, 5171024, 6463780, 10342048, 12927560, 25855120, 51710240]

約数ペア:

[(1, 51710240), (2, 25855120), (4, 12927560), (5, 10342048), (8, 6463780), (10, 5171024), (16, 3231890), (20, 2585512), (32, 1615945), (40, 1292756), (79, 654560), (80, 646378), (158, 327280), (160, 323189), (316, 163640), (395, 130912), (632, 81820), (790, 65456), (1264, 40910), (1580, 32728), (2528, 20455), (3160, 16364), (4091, 12640), (6320, 8182)]