40816015

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 50148576

約数和(自身を除く): 9332561

約数列:

[1, 5, 61, 163, 305, 815, 821, 4105, 9943, 49715, 50081, 133823, 250405, 669115, 8163203, 40816015]

約数ペア:

[(1, 40816015), (5, 8163203), (61, 669115), (163, 250405), (305, 133823), (815, 50081), (821, 49715), (4105, 9943)]