406979150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{919}}^1$

素因数の和:1469

約数の個数: 48

約数和(自身を含む): 803921760

約数和(自身を除く): 396942610

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 521, 850, 919, 1042, 1838, 2605, 4595, 5210, 8857, 9190, 13025, 15623, 17714, 22975, 26050, 31246, 44285, 45950, 78115, 88570, 156230, 221425, 390575, 442850, 478799, 781150, 957598, 2393995, 4787990, 8139583, 11969975, 16279166, 23939950, 40697915, 81395830, 203489575, 406979150]

約数ペア:

[(1, 406979150), (2, 203489575), (5, 81395830), (10, 40697915), (17, 23939950), (25, 16279166), (34, 11969975), (50, 8139583), (85, 4787990), (170, 2393995), (425, 957598), (521, 781150), (850, 478799), (919, 442850), (1042, 390575), (1838, 221425), (2605, 156230), (4595, 88570), (5210, 78115), (8857, 45950), (9190, 44285), (13025, 31246), (15623, 26050), (17714, 22975)]