127924100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^2\times {\mathrm{761}}^1$

素因数の和:857

約数の個数: 54

約数和(自身を含む): 284904942

約数和(自身を除く): 156980842

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 761, 820, 1025, 1522, 1681, 2050, 3044, 3362, 3805, 4100, 6724, 7610, 8405, 15220, 16810, 19025, 31201, 33620, 38050, 42025, 62402, 76100, 84050, 124804, 156005, 168100, 312010, 624020, 780025, 1279241, 1560050, 2558482, 3120100, 5116964, 6396205, 12792410, 25584820, 31981025, 63962050, 127924100]

約数ペア:

[(1, 127924100), (2, 63962050), (4, 31981025), (5, 25584820), (10, 12792410), (20, 6396205), (25, 5116964), (41, 3120100), (50, 2558482), (82, 1560050), (100, 1279241), (164, 780025), (205, 624020), (410, 312010), (761, 168100), (820, 156005), (1025, 124804), (1522, 84050), (1681, 76100), (2050, 62402), (3044, 42025), (3362, 38050), (3805, 33620), (4100, 31201), (6724, 19025), (7610, 16810), (8405, 15220)]