156920545

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 201180672

約数和(自身を除く): 44260127

約数列:

[1, 5, 43, 47, 53, 215, 235, 265, 293, 1465, 2021, 2279, 2491, 10105, 11395, 12455, 12599, 13771, 15529, 62995, 68855, 77645, 107113, 535565, 592153, 667747, 729863, 2960765, 3338735, 3649315, 31384109, 156920545]

約数ペア:

[(1, 156920545), (5, 31384109), (43, 3649315), (47, 3338735), (53, 2960765), (215, 729863), (235, 667747), (265, 592153), (293, 535565), (1465, 107113), (2021, 77645), (2279, 68855), (2491, 62995), (10105, 15529), (11395, 13771), (12455, 12599)]