51599600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9923}}^1$

素因数の和:9954

約数の個数: 60

約数和(自身を含む): 133517496

約数和(自身を除く): 81917896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 9923, 19846, 39692, 49615, 79384, 99230, 128999, 158768, 198460, 248075, 257998, 396920, 496150, 515996, 644995, 793840, 992300, 1031992, 1289990, 1984600, 2063984, 2579980, 3224975, 3969200, 5159960, 6449950, 10319920, 12899900, 25799800, 51599600]

約数ペア:

[(1, 51599600), (2, 25799800), (4, 12899900), (5, 10319920), (8, 6449950), (10, 5159960), (13, 3969200), (16, 3224975), (20, 2579980), (25, 2063984), (26, 1984600), (40, 1289990), (50, 1031992), (52, 992300), (65, 793840), (80, 644995), (100, 515996), (104, 496150), (130, 396920), (200, 257998), (208, 248075), (260, 198460), (325, 158768), (400, 128999), (520, 99230), (650, 79384), (1040, 49615), (1300, 39692), (2600, 19846), (5200, 9923)]