72457900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{12281}}^1$

素因数の和:12354

約数の個数: 36

約数和(自身を含む): 159911640

約数和(自身を除く): 87453740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 5900, 12281, 24562, 49124, 61405, 122810, 245620, 307025, 614050, 724579, 1228100, 1449158, 2898316, 3622895, 7245790, 14491580, 18114475, 36228950, 72457900]

約数ペア:

[(1, 72457900), (2, 36228950), (4, 18114475), (5, 14491580), (10, 7245790), (20, 3622895), (25, 2898316), (50, 1449158), (59, 1228100), (100, 724579), (118, 614050), (236, 307025), (295, 245620), (590, 122810), (1180, 61405), (1475, 49124), (2950, 24562), (5900, 12281)]