38786800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7459}}^1$

素因数の和:7490

約数の個数: 60

約数和(自身を含む): 100366840

約数和(自身を除く): 61580040

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, 2600, 5200, 7459, 14918, 29836, 37295, 59672, 74590, 96967, 119344, 149180, 186475, 193934, 298360, 372950, 387868, 484835, 596720, 745900, 775736, 969670, 1491800, 1551472, 1939340, 2424175, 2983600, 3878680, 4848350, 7757360, 9696700, 19393400, 38786800]

約数ペア:

[(1, 38786800), (2, 19393400), (4, 9696700), (5, 7757360), (8, 4848350), (10, 3878680), (13, 2983600), (16, 2424175), (20, 1939340), (25, 1551472), (26, 1491800), (40, 969670), (50, 775736), (52, 745900), (65, 596720), (80, 484835), (100, 387868), (104, 372950), (130, 298360), (200, 193934), (208, 186475), (260, 149180), (325, 119344), (400, 96967), (520, 74590), (650, 59672), (1040, 37295), (1300, 29836), (2600, 14918), (5200, 7459)]