8429200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1652

約数の個数: 60

約数和(自身を含む): 21822388

約数和(自身を除く): 13393188

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, 325, 400, 520, 650, 1040, 1300, 1621, 2600, 3242, 5200, 6484, 8105, 12968, 16210, 21073, 25936, 32420, 40525, 42146, 64840, 81050, 84292, 105365, 129680, 162100, 168584, 210730, 324200, 337168, 421460, 526825, 648400, 842920, 1053650, 1685840, 2107300, 4214600, 8429200]

約数ペア:

[(1, 8429200), (2, 4214600), (4, 2107300), (5, 1685840), (8, 1053650), (10, 842920), (13, 648400), (16, 526825), (20, 421460), (25, 337168), (26, 324200), (40, 210730), (50, 168584), (52, 162100), (65, 129680), (80, 105365), (100, 84292), (104, 81050), (130, 64840), (200, 42146), (208, 40525), (260, 32420), (325, 25936), (400, 21073), (520, 16210), (650, 12968), (1040, 8105), (1300, 6484), (1621, 5200), (2600, 3242)]