4253600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:442

約数の個数: 72

約数和(自身を含む): 11210220

約数和(自身を除く): 6956620

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 409, 416, 520, 650, 800, 818, 1040, 1300, 1636, 2045, 2080, 2600, 3272, 4090, 5200, 5317, 6544, 8180, 10225, 10400, 10634, 13088, 16360, 20450, 21268, 26585, 32720, 40900, 42536, 53170, 65440, 81800, 85072, 106340, 132925, 163600, 170144, 212680, 265850, 327200, 425360, 531700, 850720, 1063400, 2126800, 4253600]

約数ペア:

[(1, 4253600), (2, 2126800), (4, 1063400), (5, 850720), (8, 531700), (10, 425360), (13, 327200), (16, 265850), (20, 212680), (25, 170144), (26, 163600), (32, 132925), (40, 106340), (50, 85072), (52, 81800), (65, 65440), (80, 53170), (100, 42536), (104, 40900), (130, 32720), (160, 26585), (200, 21268), (208, 20450), (260, 16360), (325, 13088), (400, 10634), (409, 10400), (416, 10225), (520, 8180), (650, 6544), (800, 5317), (818, 5200), (1040, 4090), (1300, 3272), (1636, 2600), (2045, 2080)]