1627600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 4224556

約数和(自身を除く): 2596956

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 313, 325, 400, 520, 626, 650, 1040, 1252, 1300, 1565, 2504, 2600, 3130, 4069, 5008, 5200, 6260, 7825, 8138, 12520, 15650, 16276, 20345, 25040, 31300, 32552, 40690, 62600, 65104, 81380, 101725, 125200, 162760, 203450, 325520, 406900, 813800, 1627600]

約数ペア:

[(1, 1627600), (2, 813800), (4, 406900), (5, 325520), (8, 203450), (10, 162760), (13, 125200), (16, 101725), (20, 81380), (25, 65104), (26, 62600), (40, 40690), (50, 32552), (52, 31300), (65, 25040), (80, 20345), (100, 16276), (104, 15650), (130, 12520), (200, 8138), (208, 7825), (260, 6260), (313, 5200), (325, 5008), (400, 4069), (520, 3130), (626, 2600), (650, 2504), (1040, 1565), (1252, 1300)]