208125290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{1259}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 382475520

約数和(自身を除く): 174350230

約数列:

[1, 2, 5, 10, 61, 122, 271, 305, 542, 610, 1259, 1355, 2518, 2710, 6295, 12590, 16531, 33062, 76799, 82655, 153598, 165310, 341189, 383995, 682378, 767990, 1705945, 3411890, 20812529, 41625058, 104062645, 208125290]

約数ペア:

[(1, 208125290), (2, 104062645), (5, 41625058), (10, 20812529), (61, 3411890), (122, 1705945), (271, 767990), (305, 682378), (542, 383995), (610, 341189), (1259, 165310), (1355, 153598), (2518, 82655), (2710, 76799), (6295, 33062), (12590, 16531)]