27648400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 90

約数和(自身を含む): 72103830

約数和(自身を除く): 44455430

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 169, 200, 208, 260, 325, 338, 400, 409, 520, 650, 676, 818, 845, 1040, 1300, 1352, 1636, 1690, 2045, 2600, 2704, 3272, 3380, 4090, 4225, 5200, 5317, 6544, 6760, 8180, 8450, 10225, 10634, 13520, 16360, 16900, 20450, 21268, 26585, 32720, 33800, 40900, 42536, 53170, 67600, 69121, 81800, 85072, 106340, 132925, 138242, 163600, 212680, 265850, 276484, 345605, 425360, 531700, 552968, 691210, 1063400, 1105936, 1382420, 1728025, 2126800, 2764840, 3456050, 5529680, 6912100, 13824200, 27648400]

約数ペア:

[(1, 27648400), (2, 13824200), (4, 6912100), (5, 5529680), (8, 3456050), (10, 2764840), (13, 2126800), (16, 1728025), (20, 1382420), (25, 1105936), (26, 1063400), (40, 691210), (50, 552968), (52, 531700), (65, 425360), (80, 345605), (100, 276484), (104, 265850), (130, 212680), (169, 163600), (200, 138242), (208, 132925), (260, 106340), (325, 85072), (338, 81800), (400, 69121), (409, 67600), (520, 53170), (650, 42536), (676, 40900), (818, 33800), (845, 32720), (1040, 26585), (1300, 21268), (1352, 20450), (1636, 16900), (1690, 16360), (2045, 13520), (2600, 10634), (2704, 10225), (3272, 8450), (3380, 8180), (4090, 6760), (4225, 6544), (5200, 5317)]