25693420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 31964180

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1429, 1798, 2858, 3596, 4495, 5716, 7145, 8990, 14290, 17980, 28580, 41441, 44299, 82882, 88598, 165764, 177196, 207205, 221495, 414410, 442990, 828820, 885980, 1284671, 2569342, 5138684, 6423355, 12846710, 25693420]

約数ペア:

[(1, 25693420), (2, 12846710), (4, 6423355), (5, 5138684), (10, 2569342), (20, 1284671), (29, 885980), (31, 828820), (58, 442990), (62, 414410), (116, 221495), (124, 207205), (145, 177196), (155, 165764), (290, 88598), (310, 82882), (580, 44299), (620, 41441), (899, 28580), (1429, 17980), (1798, 14290), (2858, 8990), (3596, 7145), (4495, 5716)]