16402375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 22763520

約数和(自身を除く): 6361145

約数列:

[1, 5, 11, 25, 55, 79, 125, 151, 275, 395, 755, 869, 1375, 1661, 1975, 3775, 4345, 8305, 9875, 11929, 18875, 21725, 41525, 59645, 108625, 131219, 207625, 298225, 656095, 1491125, 3280475, 16402375]

約数ペア:

[(1, 16402375), (5, 3280475), (11, 1491125), (25, 656095), (55, 298225), (79, 207625), (125, 131219), (151, 108625), (275, 59645), (395, 41525), (755, 21725), (869, 18875), (1375, 11929), (1661, 9875), (1975, 8305), (3775, 4345)]