157980490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2969}}^1$

素因数の和:3306

約数の個数: 32

約数和(自身を含む): 302155920

約数和(自身を除く): 144175430

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 313, 626, 1565, 2969, 3130, 5321, 5938, 10642, 14845, 26605, 29690, 50473, 53210, 100946, 252365, 504730, 929297, 1858594, 4646485, 9292970, 15798049, 31596098, 78990245, 157980490]

約数ペア:

[(1, 157980490), (2, 78990245), (5, 31596098), (10, 15798049), (17, 9292970), (34, 4646485), (85, 1858594), (170, 929297), (313, 504730), (626, 252365), (1565, 100946), (2969, 53210), (3130, 50473), (5321, 29690), (5938, 26605), (10642, 14845)]