64777700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3833}}^1$

素因数の和:3873

約数の個数: 54

約数和(自身を含む): 152251974

約数和(自身を除く): 87474274

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 3833, 4225, 7666, 8450, 15332, 16900, 19165, 38330, 49829, 76660, 95825, 99658, 191650, 199316, 249145, 383300, 498290, 647777, 996580, 1245725, 1295554, 2491450, 2591108, 3238885, 4982900, 6477770, 12955540, 16194425, 32388850, 64777700]

約数ペア:

[(1, 64777700), (2, 32388850), (4, 16194425), (5, 12955540), (10, 6477770), (13, 4982900), (20, 3238885), (25, 2591108), (26, 2491450), (50, 1295554), (52, 1245725), (65, 996580), (100, 647777), (130, 498290), (169, 383300), (260, 249145), (325, 199316), (338, 191650), (650, 99658), (676, 95825), (845, 76660), (1300, 49829), (1690, 38330), (3380, 19165), (3833, 16900), (4225, 15332), (7666, 8450)]