115488640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5821}}^1$

素因数の和:5871

約数の個数: 64

約数和(自身を含む): 285045120

約数和(自身を除く): 169556480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 5821, 9920, 11642, 19840, 23284, 29105, 46568, 58210, 93136, 116420, 180451, 186272, 232840, 360902, 372544, 465680, 721804, 745088, 902255, 931360, 1443608, 1804510, 1862720, 2887216, 3609020, 3725440, 5774432, 7218040, 11548864, 14436080, 23097728, 28872160, 57744320, 115488640]

約数ペア:

[(1, 115488640), (2, 57744320), (4, 28872160), (5, 23097728), (8, 14436080), (10, 11548864), (16, 7218040), (20, 5774432), (31, 3725440), (32, 3609020), (40, 2887216), (62, 1862720), (64, 1804510), (80, 1443608), (124, 931360), (128, 902255), (155, 745088), (160, 721804), (248, 465680), (310, 372544), (320, 360902), (496, 232840), (620, 186272), (640, 180451), (992, 116420), (1240, 93136), (1984, 58210), (2480, 46568), (3968, 29105), (4960, 23284), (5821, 19840), (9920, 11642)]