89516840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10313}}^1$

素因数の和:10362

約数の個数: 64

約数和(自身を含む): 237634560

約数和(自身を除く): 148117720

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, 10313, 20626, 41252, 51565, 72191, 82504, 103130, 144382, 206260, 288764, 319703, 360955, 412520, 577528, 639406, 721910, 1278812, 1443820, 1598515, 2237921, 2557624, 2887640, 3197030, 4475842, 6394060, 8951684, 11189605, 12788120, 17903368, 22379210, 44758420, 89516840]

約数ペア:

[(1, 89516840), (2, 44758420), (4, 22379210), (5, 17903368), (7, 12788120), (8, 11189605), (10, 8951684), (14, 6394060), (20, 4475842), (28, 3197030), (31, 2887640), (35, 2557624), (40, 2237921), (56, 1598515), (62, 1443820), (70, 1278812), (124, 721910), (140, 639406), (155, 577528), (217, 412520), (248, 360955), (280, 319703), (310, 288764), (434, 206260), (620, 144382), (868, 103130), (1085, 82504), (1240, 72191), (1736, 51565), (2170, 41252), (4340, 20626), (8680, 10313)]