6464900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5000

約数の個数: 36

約数和(自身を含む): 15111012

約数和(自身を除く): 8646112

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 4973, 9946, 19892, 24865, 49730, 64649, 99460, 124325, 129298, 248650, 258596, 323245, 497300, 646490, 1292980, 1616225, 3232450, 6464900]

約数ペア:

[(1, 6464900), (2, 3232450), (4, 1616225), (5, 1292980), (10, 646490), (13, 497300), (20, 323245), (25, 258596), (26, 248650), (50, 129298), (52, 124325), (65, 99460), (100, 64649), (130, 49730), (260, 24865), (325, 19892), (650, 9946), (1300, 4973)]