13320125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 20477184

約数和(自身を除く): 7157059

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 875, 1171, 1625, 2275, 5855, 8197, 11375, 15223, 29275, 40985, 76115, 106561, 146375, 204925, 380575, 532805, 1024625, 1902875, 2664025, 13320125]

約数ペア:

[(1, 13320125), (5, 2664025), (7, 1902875), (13, 1024625), (25, 532805), (35, 380575), (65, 204925), (91, 146375), (125, 106561), (175, 76115), (325, 40985), (455, 29275), (875, 15223), (1171, 11375), (1625, 8197), (2275, 5855)]