51556700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{39659}}^1$

素因数の和:39686

約数の個数: 36

約数和(自身を含む): 120487080

約数和(自身を除く): 68930380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 39659, 79318, 158636, 198295, 396590, 515567, 793180, 991475, 1031134, 1982950, 2062268, 2577835, 3965900, 5155670, 10311340, 12889175, 25778350, 51556700]

約数ペア:

[(1, 51556700), (2, 25778350), (4, 12889175), (5, 10311340), (10, 5155670), (13, 3965900), (20, 2577835), (25, 2062268), (26, 1982950), (50, 1031134), (52, 991475), (65, 793180), (100, 515567), (130, 396590), (260, 198295), (325, 158636), (650, 79318), (1300, 39659)]