415686905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 532224000

約数和(自身を除く): 116537095

約数列:

[1, 5, 31, 41, 149, 155, 205, 439, 745, 1271, 2195, 4619, 6109, 6355, 13609, 17999, 23095, 30545, 65411, 68045, 89995, 189379, 327055, 557969, 946895, 2027741, 2681851, 2789845, 10138705, 13409255, 83137381, 415686905]

約数ペア:

[(1, 415686905), (5, 83137381), (31, 13409255), (41, 10138705), (149, 2789845), (155, 2681851), (205, 2027741), (439, 946895), (745, 557969), (1271, 327055), (2195, 189379), (4619, 89995), (6109, 68045), (6355, 65411), (13609, 30545), (17999, 23095)]