8049450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 20195136

約数和(自身を除く): 12145686

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 521, 618, 1030, 1042, 1545, 1563, 2575, 2605, 3090, 3126, 5150, 5210, 7725, 7815, 13025, 15450, 15630, 26050, 39075, 53663, 78150, 107326, 160989, 268315, 321978, 536630, 804945, 1341575, 1609890, 2683150, 4024725, 8049450]

約数ペア:

[(1, 8049450), (2, 4024725), (3, 2683150), (5, 1609890), (6, 1341575), (10, 804945), (15, 536630), (25, 321978), (30, 268315), (50, 160989), (75, 107326), (103, 78150), (150, 53663), (206, 39075), (309, 26050), (515, 15630), (521, 15450), (618, 13025), (1030, 7815), (1042, 7725), (1545, 5210), (1563, 5150), (2575, 3126), (2605, 3090)]