31196620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 82244736

約数和(自身を除く): 51048116

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 61, 65, 70, 91, 122, 130, 140, 182, 244, 260, 281, 305, 364, 427, 455, 562, 610, 793, 854, 910, 1124, 1220, 1405, 1586, 1708, 1820, 1967, 2135, 2810, 3172, 3653, 3934, 3965, 4270, 5551, 5620, 7306, 7868, 7930, 8540, 9835, 11102, 14612, 15860, 17141, 18265, 19670, 22204, 25571, 27755, 34282, 36530, 39340, 51142, 55510, 68564, 73060, 85705, 102284, 111020, 119987, 127855, 171410, 222833, 239974, 255710, 342820, 445666, 479948, 511420, 599935, 891332, 1114165, 1199870, 1559831, 2228330, 2399740, 3119662, 4456660, 6239324, 7799155, 15598310, 31196620]

約数ペア:

[(1, 31196620), (2, 15598310), (4, 7799155), (5, 6239324), (7, 4456660), (10, 3119662), (13, 2399740), (14, 2228330), (20, 1559831), (26, 1199870), (28, 1114165), (35, 891332), (52, 599935), (61, 511420), (65, 479948), (70, 445666), (91, 342820), (122, 255710), (130, 239974), (140, 222833), (182, 171410), (244, 127855), (260, 119987), (281, 111020), (305, 102284), (364, 85705), (427, 73060), (455, 68564), (562, 55510), (610, 51142), (793, 39340), (854, 36530), (910, 34282), (1124, 27755), (1220, 25571), (1405, 22204), (1586, 19670), (1708, 18265), (1820, 17141), (1967, 15860), (2135, 14612), (2810, 11102), (3172, 9835), (3653, 8540), (3934, 7930), (3965, 7868), (4270, 7306), (5551, 5620)]