79449200

素因数分解:

$2^4\times 5^2\times {\mathrm{198623}}^1$

素因数の和:198641

約数の個数: 30

約数和(自身を含む): 190877664

約数和(自身を除く): 111428464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 198623, 397246, 794492, 993115, 1588984, 1986230, 3177968, 3972460, 4965575, 7944920, 9931150, 15889840, 19862300, 39724600, 79449200]

約数ペア:

[(1, 79449200), (2, 39724600), (4, 19862300), (5, 15889840), (8, 9931150), (10, 7944920), (16, 4965575), (20, 3972460), (25, 3177968), (40, 1986230), (50, 1588984), (80, 993115), (100, 794492), (200, 397246), (400, 198623)]