161910560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{144563}}^1$

素因数の和:144585

約数の個数: 48

約数和(自身を含む): 437161536

約数和(自身を除く): 275250976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 144563, 289126, 578252, 722815, 1011941, 1156504, 1445630, 2023882, 2313008, 2891260, 4047764, 4626016, 5059705, 5782520, 8095528, 10119410, 11565040, 16191056, 20238820, 23130080, 32382112, 40477640, 80955280, 161910560]

約数ペア:

[(1, 161910560), (2, 80955280), (4, 40477640), (5, 32382112), (7, 23130080), (8, 20238820), (10, 16191056), (14, 11565040), (16, 10119410), (20, 8095528), (28, 5782520), (32, 5059705), (35, 4626016), (40, 4047764), (56, 2891260), (70, 2313008), (80, 2023882), (112, 1445630), (140, 1156504), (160, 1011941), (224, 722815), (280, 578252), (560, 289126), (1120, 144563)]