51599940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17551}}^1$

素因数の和:17577

約数の個数: 72

約数和(自身を含む): 168077952

約数和(自身を除く): 116478012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 17551, 35102, 52653, 70204, 87755, 105306, 122857, 175510, 210612, 245714, 263265, 351020, 368571, 491428, 526530, 614285, 737142, 859999, 1053060, 1228570, 1474284, 1719998, 1842855, 2457140, 2579997, 3439996, 3685710, 4299995, 5159994, 7371420, 8599990, 10319988, 12899985, 17199980, 25799970, 51599940]

約数ペア:

[(1, 51599940), (2, 25799970), (3, 17199980), (4, 12899985), (5, 10319988), (6, 8599990), (7, 7371420), (10, 5159994), (12, 4299995), (14, 3685710), (15, 3439996), (20, 2579997), (21, 2457140), (28, 1842855), (30, 1719998), (35, 1474284), (42, 1228570), (49, 1053060), (60, 859999), (70, 737142), (84, 614285), (98, 526530), (105, 491428), (140, 368571), (147, 351020), (196, 263265), (210, 245714), (245, 210612), (294, 175510), (420, 122857), (490, 105306), (588, 87755), (735, 70204), (980, 52653), (1470, 35102), (2940, 17551)]