12966200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5016

約数の個数: 48

約数和(自身を含む): 32471880

約数和(自身を除く): 19505680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 4987, 9974, 19948, 24935, 39896, 49870, 64831, 99740, 124675, 129662, 199480, 249350, 259324, 324155, 498700, 518648, 648310, 997400, 1296620, 1620775, 2593240, 3241550, 6483100, 12966200]

約数ペア:

[(1, 12966200), (2, 6483100), (4, 3241550), (5, 2593240), (8, 1620775), (10, 1296620), (13, 997400), (20, 648310), (25, 518648), (26, 498700), (40, 324155), (50, 259324), (52, 249350), (65, 199480), (100, 129662), (104, 124675), (130, 99740), (200, 64831), (260, 49870), (325, 39896), (520, 24935), (650, 19948), (1300, 9974), (2600, 4987)]