25315390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 47130336

約数和(自身を除く): 21814946

約数列:

[1, 2, 5, 10, 43, 86, 113, 215, 226, 430, 521, 565, 1042, 1130, 2605, 4859, 5210, 9718, 22403, 24295, 44806, 48590, 58873, 112015, 117746, 224030, 294365, 588730, 2531539, 5063078, 12657695, 25315390]

約数ペア:

[(1, 25315390), (2, 12657695), (5, 5063078), (10, 2531539), (43, 588730), (86, 294365), (113, 224030), (215, 117746), (226, 112015), (430, 58873), (521, 48590), (565, 44806), (1042, 24295), (1130, 22403), (2605, 9718), (4859, 5210)]