381286675

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4831}}^1$

素因数の和:4900

約数の個数: 48

約数和(自身を含む): 603961344

約数和(自身を除く): 222674669

約数列:

[1, 5, 7, 11, 25, 35, 41, 55, 77, 175, 205, 275, 287, 385, 451, 1025, 1435, 1925, 2255, 3157, 4831, 7175, 11275, 15785, 24155, 33817, 53141, 78925, 120775, 169085, 198071, 265705, 371987, 845425, 990355, 1328525, 1386497, 1859935, 2178781, 4951775, 6932485, 9299675, 10893905, 15251467, 34662425, 54469525, 76257335, 381286675]

約数ペア:

[(1, 381286675), (5, 76257335), (7, 54469525), (11, 34662425), (25, 15251467), (35, 10893905), (41, 9299675), (55, 6932485), (77, 4951775), (175, 2178781), (205, 1859935), (275, 1386497), (287, 1328525), (385, 990355), (451, 845425), (1025, 371987), (1435, 265705), (1925, 198071), (2255, 169085), (3157, 120775), (4831, 78925), (7175, 53141), (11275, 33817), (15785, 24155)]