66979900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 159069680

約数和(自身を除く): 92089780

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 650, 670, 769, 871, 1300, 1340, 1538, 1675, 1742, 3076, 3350, 3484, 3845, 4355, 6700, 7690, 8710, 9997, 15380, 17420, 19225, 19994, 21775, 38450, 39988, 43550, 49985, 51523, 76900, 87100, 99970, 103046, 199940, 206092, 249925, 257615, 499850, 515230, 669799, 999700, 1030460, 1288075, 1339598, 2576150, 2679196, 3348995, 5152300, 6697990, 13395980, 16744975, 33489950, 66979900]

約数ペア:

[(1, 66979900), (2, 33489950), (4, 16744975), (5, 13395980), (10, 6697990), (13, 5152300), (20, 3348995), (25, 2679196), (26, 2576150), (50, 1339598), (52, 1288075), (65, 1030460), (67, 999700), (100, 669799), (130, 515230), (134, 499850), (260, 257615), (268, 249925), (325, 206092), (335, 199940), (650, 103046), (670, 99970), (769, 87100), (871, 76900), (1300, 51523), (1340, 49985), (1538, 43550), (1675, 39988), (1742, 38450), (3076, 21775), (3350, 19994), (3484, 19225), (3845, 17420), (4355, 15380), (6700, 9997), (7690, 8710)]