68248640

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1075

約数の個数: 56

約数和(自身を含む): 163324032

約数和(自身を除く): 95075392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 787, 1084, 1355, 1574, 2168, 2710, 3148, 3935, 4336, 5420, 6296, 7870, 8672, 10840, 12592, 15740, 17344, 21680, 25184, 31480, 43360, 50368, 62960, 86720, 125920, 213277, 251840, 426554, 853108, 1066385, 1706216, 2132770, 3412432, 4265540, 6824864, 8531080, 13649728, 17062160, 34124320, 68248640]

約数ペア:

[(1, 68248640), (2, 34124320), (4, 17062160), (5, 13649728), (8, 8531080), (10, 6824864), (16, 4265540), (20, 3412432), (32, 2132770), (40, 1706216), (64, 1066385), (80, 853108), (160, 426554), (271, 251840), (320, 213277), (542, 125920), (787, 86720), (1084, 62960), (1355, 50368), (1574, 43360), (2168, 31480), (2710, 25184), (3148, 21680), (3935, 17344), (4336, 15740), (5420, 12592), (6296, 10840), (7870, 8672)]