899600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:204

約数の個数: 60

約数和(自身を含む): 2340996

約数和(自身を除く): 1441396

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 173, 200, 208, 260, 325, 346, 400, 520, 650, 692, 865, 1040, 1300, 1384, 1730, 2249, 2600, 2768, 3460, 4325, 4498, 5200, 6920, 8650, 8996, 11245, 13840, 17300, 17992, 22490, 34600, 35984, 44980, 56225, 69200, 89960, 112450, 179920, 224900, 449800, 899600]

約数ペア:

[(1, 899600), (2, 449800), (4, 224900), (5, 179920), (8, 112450), (10, 89960), (13, 69200), (16, 56225), (20, 44980), (25, 35984), (26, 34600), (40, 22490), (50, 17992), (52, 17300), (65, 13840), (80, 11245), (100, 8996), (104, 8650), (130, 6920), (173, 5200), (200, 4498), (208, 4325), (260, 3460), (325, 2768), (346, 2600), (400, 2249), (520, 1730), (650, 1384), (692, 1300), (865, 1040)]