87009580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{821}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 209353536

約数和(自身を除く): 122343956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 757, 821, 1514, 1642, 3028, 3284, 3785, 4105, 5299, 5747, 7570, 8210, 10598, 11494, 15140, 16420, 21196, 22988, 26495, 28735, 52990, 57470, 105980, 114940, 621497, 1242994, 2485988, 3107485, 4350479, 6214970, 8700958, 12429940, 17401916, 21752395, 43504790, 87009580]

約数ペア:

[(1, 87009580), (2, 43504790), (4, 21752395), (5, 17401916), (7, 12429940), (10, 8700958), (14, 6214970), (20, 4350479), (28, 3107485), (35, 2485988), (70, 1242994), (140, 621497), (757, 114940), (821, 105980), (1514, 57470), (1642, 52990), (3028, 28735), (3284, 26495), (3785, 22988), (4105, 21196), (5299, 16420), (5747, 15140), (7570, 11494), (8210, 10598)]