651664020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{50051}}^1$

素因数の和:50101

約数の個数: 96

約数和(自身を含む): 2152636416

約数和(自身を除く): 1500972396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 50051, 100102, 150153, 200204, 250255, 300306, 350357, 500510, 600612, 700714, 750765, 1001020, 1051071, 1401428, 1501530, 1551581, 1751785, 2102142, 3003060, 3103162, 3503570, 4204284, 4654743, 5255355, 6206324, 7007140, 7757905, 9309486, 10510710, 10861067, 15515810, 18618972, 21021420, 21722134, 23273715, 31031620, 32583201, 43444268, 46547430, 54305335, 65166402, 93094860, 108610670, 130332804, 162916005, 217221340, 325832010, 651664020]

約数ペア:

[(1, 651664020), (2, 325832010), (3, 217221340), (4, 162916005), (5, 130332804), (6, 108610670), (7, 93094860), (10, 65166402), (12, 54305335), (14, 46547430), (15, 43444268), (20, 32583201), (21, 31031620), (28, 23273715), (30, 21722134), (31, 21021420), (35, 18618972), (42, 15515810), (60, 10861067), (62, 10510710), (70, 9309486), (84, 7757905), (93, 7007140), (105, 6206324), (124, 5255355), (140, 4654743), (155, 4204284), (186, 3503570), (210, 3103162), (217, 3003060), (310, 2102142), (372, 1751785), (420, 1551581), (434, 1501530), (465, 1401428), (620, 1051071), (651, 1001020), (868, 750765), (930, 700714), (1085, 600612), (1302, 500510), (1860, 350357), (2170, 300306), (2604, 250255), (3255, 200204), (4340, 150153), (6510, 100102), (13020, 50051)]