378538275

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 644744448

約数和(自身を除く): 266206173

約数列:

[1, 3, 5, 15, 25, 67, 71, 75, 201, 213, 335, 355, 1005, 1061, 1065, 1675, 1775, 3183, 4757, 5025, 5305, 5325, 14271, 15915, 23785, 26525, 71087, 71355, 75331, 79575, 118925, 213261, 225993, 355435, 356775, 376655, 1066305, 1129965, 1777175, 1883275, 5047177, 5331525, 5649825, 15141531, 25235885, 75707655, 126179425, 378538275]

約数ペア:

[(1, 378538275), (3, 126179425), (5, 75707655), (15, 25235885), (25, 15141531), (67, 5649825), (71, 5331525), (75, 5047177), (201, 1883275), (213, 1777175), (335, 1129965), (355, 1066305), (1005, 376655), (1061, 356775), (1065, 355435), (1675, 225993), (1775, 213261), (3183, 118925), (4757, 79575), (5025, 75331), (5305, 71355), (5325, 71087), (14271, 26525), (15915, 23785)]