100155260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{56267}}^1$

素因数の和:56365

約数の個数: 24

約数和(自身を含む): 212693040

約数和(自身を除く): 112537780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 56267, 112534, 225068, 281335, 562670, 1125340, 5007763, 10015526, 20031052, 25038815, 50077630, 100155260]

約数ペア:

[(1, 100155260), (2, 50077630), (4, 25038815), (5, 20031052), (10, 10015526), (20, 5007763), (89, 1125340), (178, 562670), (356, 281335), (445, 225068), (890, 112534), (1780, 56267)]