54789800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1621}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 138024090

約数和(自身を除く): 83234290

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 650, 676, 845, 1300, 1352, 1621, 1690, 2600, 3242, 3380, 4225, 6484, 6760, 8105, 8450, 12968, 16210, 16900, 21073, 32420, 33800, 40525, 42146, 64840, 81050, 84292, 105365, 162100, 168584, 210730, 273949, 324200, 421460, 526825, 547898, 842920, 1053650, 1095796, 1369745, 2107300, 2191592, 2739490, 4214600, 5478980, 6848725, 10957960, 13697450, 27394900, 54789800]

約数ペア:

[(1, 54789800), (2, 27394900), (4, 13697450), (5, 10957960), (8, 6848725), (10, 5478980), (13, 4214600), (20, 2739490), (25, 2191592), (26, 2107300), (40, 1369745), (50, 1095796), (52, 1053650), (65, 842920), (100, 547898), (104, 526825), (130, 421460), (169, 324200), (200, 273949), (260, 210730), (325, 168584), (338, 162100), (520, 105365), (650, 84292), (676, 81050), (845, 64840), (1300, 42146), (1352, 40525), (1621, 33800), (1690, 32420), (2600, 21073), (3242, 16900), (3380, 16210), (4225, 12968), (6484, 8450), (6760, 8105)]