2050125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:107

約数の個数: 64

約数和(自身を含む): 4313088

約数和(自身を除く): 2262963

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 71, 75, 77, 105, 125, 165, 175, 213, 231, 275, 355, 375, 385, 497, 525, 781, 825, 875, 1065, 1155, 1375, 1491, 1775, 1925, 2343, 2485, 2625, 3905, 4125, 5325, 5467, 5775, 7455, 8875, 9625, 11715, 12425, 16401, 19525, 26625, 27335, 28875, 37275, 58575, 62125, 82005, 97625, 136675, 186375, 292875, 410025, 683375, 2050125]

約数ペア:

[(1, 2050125), (3, 683375), (5, 410025), (7, 292875), (11, 186375), (15, 136675), (21, 97625), (25, 82005), (33, 62125), (35, 58575), (55, 37275), (71, 28875), (75, 27335), (77, 26625), (105, 19525), (125, 16401), (165, 12425), (175, 11715), (213, 9625), (231, 8875), (275, 7455), (355, 5775), (375, 5467), (385, 5325), (497, 4125), (525, 3905), (781, 2625), (825, 2485), (875, 2343), (1065, 1925), (1155, 1775), (1375, 1491)]