8006720

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 56

約数和(自身を含む): 19312128

約数和(自身を除く): 11305408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 191, 262, 320, 382, 524, 655, 764, 955, 1048, 1310, 1528, 1910, 2096, 2620, 3056, 3820, 4192, 5240, 6112, 7640, 8384, 10480, 12224, 15280, 20960, 25021, 30560, 41920, 50042, 61120, 100084, 125105, 200168, 250210, 400336, 500420, 800672, 1000840, 1601344, 2001680, 4003360, 8006720]

約数ペア:

[(1, 8006720), (2, 4003360), (4, 2001680), (5, 1601344), (8, 1000840), (10, 800672), (16, 500420), (20, 400336), (32, 250210), (40, 200168), (64, 125105), (80, 100084), (131, 61120), (160, 50042), (191, 41920), (262, 30560), (320, 25021), (382, 20960), (524, 15280), (655, 12224), (764, 10480), (955, 8384), (1048, 7640), (1310, 6112), (1528, 5240), (1910, 4192), (2096, 3820), (2620, 3056)]