12691900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{751}}^1$

素因数の和:791

約数の個数: 54

約数和(自身を含む): 29862672

約数和(自身を除く): 17170772

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 751, 845, 1300, 1502, 1690, 3004, 3380, 3755, 4225, 7510, 8450, 9763, 15020, 16900, 18775, 19526, 37550, 39052, 48815, 75100, 97630, 126919, 195260, 244075, 253838, 488150, 507676, 634595, 976300, 1269190, 2538380, 3172975, 6345950, 12691900]

約数ペア:

[(1, 12691900), (2, 6345950), (4, 3172975), (5, 2538380), (10, 1269190), (13, 976300), (20, 634595), (25, 507676), (26, 488150), (50, 253838), (52, 244075), (65, 195260), (100, 126919), (130, 97630), (169, 75100), (260, 48815), (325, 39052), (338, 37550), (650, 19526), (676, 18775), (751, 16900), (845, 15020), (1300, 9763), (1502, 8450), (1690, 7510), (3004, 4225), (3380, 3755)]