51253125

素因数分解:

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

素因数の和:117

約数の個数: 96

約数和(自身を含む): 107993088

約数和(自身を除く): 56739963

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, 625, 781, 825, 875, 1065, 1155, 1375, 1491, 1775, 1875, 1925, 2343, 2485, 2625, 3125, 3905, 4125, 4375, 5325, 5467, 5775, 6875, 7455, 8875, 9375, 9625, 11715, 12425, 13125, 16401, 19525, 20625, 21875, 26625, 27335, 28875, 34375, 37275, 44375, 48125, 58575, 62125, 65625, 82005, 97625, 103125, 133125, 136675, 144375, 186375, 221875, 240625, 292875, 310625, 410025, 488125, 665625, 683375, 721875, 931875, 1464375, 1553125, 2050125, 2440625, 3416875, 4659375, 7321875, 10250625, 17084375, 51253125]

約数ペア:

[(1, 51253125), (3, 17084375), (5, 10250625), (7, 7321875), (11, 4659375), (15, 3416875), (21, 2440625), (25, 2050125), (33, 1553125), (35, 1464375), (55, 931875), (71, 721875), (75, 683375), (77, 665625), (105, 488125), (125, 410025), (165, 310625), (175, 292875), (213, 240625), (231, 221875), (275, 186375), (355, 144375), (375, 136675), (385, 133125), (497, 103125), (525, 97625), (625, 82005), (781, 65625), (825, 62125), (875, 58575), (1065, 48125), (1155, 44375), (1375, 37275), (1491, 34375), (1775, 28875), (1875, 27335), (1925, 26625), (2343, 21875), (2485, 20625), (2625, 19525), (3125, 16401), (3905, 13125), (4125, 12425), (4375, 11715), (5325, 9625), (5467, 9375), (5775, 8875), (6875, 7455)]