12810200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 32336100

約数和(自身を除く): 19525900

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, 379, 520, 650, 676, 758, 845, 1300, 1352, 1516, 1690, 1895, 2600, 3032, 3380, 3790, 4225, 4927, 6760, 7580, 8450, 9475, 9854, 15160, 16900, 18950, 19708, 24635, 33800, 37900, 39416, 49270, 64051, 75800, 98540, 123175, 128102, 197080, 246350, 256204, 320255, 492700, 512408, 640510, 985400, 1281020, 1601275, 2562040, 3202550, 6405100, 12810200]

約数ペア:

[(1, 12810200), (2, 6405100), (4, 3202550), (5, 2562040), (8, 1601275), (10, 1281020), (13, 985400), (20, 640510), (25, 512408), (26, 492700), (40, 320255), (50, 256204), (52, 246350), (65, 197080), (100, 128102), (104, 123175), (130, 98540), (169, 75800), (200, 64051), (260, 49270), (325, 39416), (338, 37900), (379, 33800), (520, 24635), (650, 19708), (676, 18950), (758, 16900), (845, 15160), (1300, 9854), (1352, 9475), (1516, 8450), (1690, 7580), (1895, 6760), (2600, 4927), (3032, 4225), (3380, 3790)]