90351430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40883}}^1$

素因数の和:40920

約数の個数: 32

約数和(自身を含む): 185449824

約数和(自身を除く): 95098394

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 40883, 81766, 204415, 408830, 531479, 695011, 1062958, 1390022, 2657395, 3475055, 5314790, 6950110, 9035143, 18070286, 45175715, 90351430]

約数ペア:

[(1, 90351430), (2, 45175715), (5, 18070286), (10, 9035143), (13, 6950110), (17, 5314790), (26, 3475055), (34, 2657395), (65, 1390022), (85, 1062958), (130, 695011), (170, 531479), (221, 408830), (442, 204415), (1105, 81766), (2210, 40883)]