64524640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13009}}^1$

素因数の和:13055

約数の個数: 48

約数和(自身を含む): 157368960

約数和(自身を除く): 92844320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 403279, 416288, 520360, 806558, 1040720, 1613116, 2016395, 2081440, 3226232, 4032790, 6452464, 8065580, 12904928, 16131160, 32262320, 64524640]

約数ペア:

[(1, 64524640), (2, 32262320), (4, 16131160), (5, 12904928), (8, 8065580), (10, 6452464), (16, 4032790), (20, 3226232), (31, 2081440), (32, 2016395), (40, 1613116), (62, 1040720), (80, 806558), (124, 520360), (155, 416288), (160, 403279), (248, 260180), (310, 208144), (496, 130090), (620, 104072), (992, 65045), (1240, 52036), (2480, 26018), (4960, 13009)]