52570140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17881}}^1$

素因数の和:17907

約数の個数: 72

約数和(自身を含む): 171238032

約数和(自身を除く): 118667892

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, 17881, 35762, 53643, 71524, 89405, 107286, 125167, 178810, 214572, 250334, 268215, 357620, 375501, 500668, 536430, 625835, 751002, 876169, 1072860, 1251670, 1502004, 1752338, 1877505, 2503340, 2628507, 3504676, 3755010, 4380845, 5257014, 7510020, 8761690, 10514028, 13142535, 17523380, 26285070, 52570140]

約数ペア:

[(1, 52570140), (2, 26285070), (3, 17523380), (4, 13142535), (5, 10514028), (6, 8761690), (7, 7510020), (10, 5257014), (12, 4380845), (14, 3755010), (15, 3504676), (20, 2628507), (21, 2503340), (28, 1877505), (30, 1752338), (35, 1502004), (42, 1251670), (49, 1072860), (60, 876169), (70, 751002), (84, 625835), (98, 536430), (105, 500668), (140, 375501), (147, 357620), (196, 268215), (210, 250334), (245, 214572), (294, 178810), (420, 125167), (490, 107286), (588, 89405), (735, 71524), (980, 53643), (1470, 35762), (2940, 17881)]