2078164825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 2914813440

約数和(自身を除く): 836648615

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 317, 341, 769, 775, 1585, 1705, 3487, 3845, 7925, 8459, 8525, 9827, 17435, 19225, 23839, 42295, 49135, 87175, 108097, 119195, 211475, 243773, 245675, 262229, 540485, 595975, 1218865, 1311145, 2681503, 2702425, 6094325, 6555725, 7556963, 13407515, 37784815, 67037575, 83126593, 188924075, 415632965, 2078164825]

約数ペア:

[(1, 2078164825), (5, 415632965), (11, 188924075), (25, 83126593), (31, 67037575), (55, 37784815), (155, 13407515), (275, 7556963), (317, 6555725), (341, 6094325), (769, 2702425), (775, 2681503), (1585, 1311145), (1705, 1218865), (3487, 595975), (3845, 540485), (7925, 262229), (8459, 245675), (8525, 243773), (9827, 211475), (17435, 119195), (19225, 108097), (23839, 87175), (42295, 49135)]