157216940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{94709}}^1$

素因数の和:94801

約数の個数: 24

約数和(自身を含む): 334136880

約数和(自身を除く): 176919940

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 94709, 189418, 378836, 473545, 947090, 1894180, 7860847, 15721694, 31443388, 39304235, 78608470, 157216940]

約数ペア:

[(1, 157216940), (2, 78608470), (4, 39304235), (5, 31443388), (10, 15721694), (20, 7860847), (83, 1894180), (166, 947090), (332, 473545), (415, 378836), (830, 189418), (1660, 94709)]