42065410

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 77153472

約数和(自身を除く): 35088062

約数列:

[1, 2, 5, 10, 131, 163, 197, 262, 326, 394, 655, 815, 985, 1310, 1630, 1970, 21353, 25807, 32111, 42706, 51614, 64222, 106765, 129035, 160555, 213530, 258070, 321110, 4206541, 8413082, 21032705, 42065410]

約数ペア:

[(1, 42065410), (2, 21032705), (5, 8413082), (10, 4206541), (131, 321110), (163, 258070), (197, 213530), (262, 160555), (326, 129035), (394, 106765), (655, 64222), (815, 51614), (985, 42706), (1310, 32111), (1630, 25807), (1970, 21353)]