128510375

素因数分解:

$5^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 184384512

約数和(自身を除く): 55874137

約数列:

[1, 5, 7, 25, 35, 125, 175, 227, 647, 875, 1135, 1589, 3235, 4529, 5675, 7945, 16175, 22645, 28375, 39725, 80875, 113225, 146869, 198625, 566125, 734345, 1028083, 3671725, 5140415, 18358625, 25702075, 128510375]

約数ペア:

[(1, 128510375), (5, 25702075), (7, 18358625), (25, 5140415), (35, 3671725), (125, 1028083), (175, 734345), (227, 566125), (647, 198625), (875, 146869), (1135, 113225), (1589, 80875), (3235, 39725), (4529, 28375), (5675, 22645), (7945, 16175)]