71887750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{26141}}^1$

素因数の和:26169

約数の個数: 32

約数和(自身を含む): 146813472

約数和(自身を除く): 74925722

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 26141, 52282, 130705, 261410, 287551, 575102, 653525, 1307050, 1437755, 2875510, 3267625, 6535250, 7188775, 14377550, 35943875, 71887750]

約数ペア:

[(1, 71887750), (2, 35943875), (5, 14377550), (10, 7188775), (11, 6535250), (22, 3267625), (25, 2875510), (50, 1437755), (55, 1307050), (110, 653525), (125, 575102), (250, 287551), (275, 261410), (550, 130705), (1375, 52282), (2750, 26141)]