128840983928

素因数分解:

$2^3\times {\mathrm{1609}}^1\times {\mathrm{2213}}^1\times {\mathrm{4523}}^1$

素因数の和:8351

約数の個数: 32

約数和(自身を含む): 241889684400

約数和(自身を除く): 113048700472

約数列:

[1, 2, 4, 8, 1609, 2213, 3218, 4426, 4523, 6436, 8852, 9046, 12872, 17704, 18092, 36184, 3560717, 7121434, 7277507, 10009399, 14242868, 14555014, 20018798, 28485736, 29110028, 40037596, 58220056, 80075192, 16105122991, 32210245982, 64420491964, 128840983928]

約数ペア:

[(1, 128840983928), (2, 64420491964), (4, 32210245982), (8, 16105122991), (1609, 80075192), (2213, 58220056), (3218, 40037596), (4426, 29110028), (4523, 28485736), (6436, 20018798), (8852, 14555014), (9046, 14242868), (12872, 10009399), (17704, 7277507), (18092, 7121434), (36184, 3560717)]