87954440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10133}}^1$

素因数の和:10182

約数の個数: 64

約数和(自身を含む): 233487360

約数和(自身を除く): 145532920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 10133, 20266, 40532, 50665, 70931, 81064, 101330, 141862, 202660, 283724, 314123, 354655, 405320, 567448, 628246, 709310, 1256492, 1418620, 1570615, 2198861, 2512984, 2837240, 3141230, 4397722, 6282460, 8795444, 10994305, 12564920, 17590888, 21988610, 43977220, 87954440]

約数ペア:

[(1, 87954440), (2, 43977220), (4, 21988610), (5, 17590888), (7, 12564920), (8, 10994305), (10, 8795444), (14, 6282460), (20, 4397722), (28, 3141230), (31, 2837240), (35, 2512984), (40, 2198861), (56, 1570615), (62, 1418620), (70, 1256492), (124, 709310), (140, 628246), (155, 567448), (217, 405320), (248, 354655), (280, 314123), (310, 283724), (434, 202660), (620, 141862), (868, 101330), (1085, 81064), (1240, 70931), (1736, 50665), (2170, 40532), (4340, 20266), (8680, 10133)]