73881320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{108649}}^1$

素因数の和:108677

約数の個数: 32

約数和(自身を含む): 176013000

約数和(自身を除く): 102131680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 108649, 217298, 434596, 543245, 869192, 1086490, 1847033, 2172980, 3694066, 4345960, 7388132, 9235165, 14776264, 18470330, 36940660, 73881320]

約数ペア:

[(1, 73881320), (2, 36940660), (4, 18470330), (5, 14776264), (8, 9235165), (10, 7388132), (17, 4345960), (20, 3694066), (34, 2172980), (40, 1847033), (68, 1086490), (85, 869192), (136, 543245), (170, 434596), (340, 217298), (680, 108649)]