72797540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 159047280

約数和(自身を除く): 86249740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 313, 401, 580, 626, 802, 1252, 1565, 1604, 2005, 3130, 4010, 6260, 8020, 9077, 11629, 18154, 23258, 36308, 45385, 46516, 58145, 90770, 116290, 125513, 181540, 232580, 251026, 502052, 627565, 1255130, 2510260, 3639877, 7279754, 14559508, 18199385, 36398770, 72797540]

約数ペア:

[(1, 72797540), (2, 36398770), (4, 18199385), (5, 14559508), (10, 7279754), (20, 3639877), (29, 2510260), (58, 1255130), (116, 627565), (145, 502052), (290, 251026), (313, 232580), (401, 181540), (580, 125513), (626, 116290), (802, 90770), (1252, 58145), (1565, 46516), (1604, 45385), (2005, 36308), (3130, 23258), (4010, 18154), (6260, 11629), (8020, 9077)]