7940625

素因数分解:

$3^1\times 5^5\times 7^1\times {\mathrm{11}}^2$

素因数の和:57

約数の個数: 72

約数和(自身を含む): 16623936

約数和(自身を除く): 8683311

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 121, 125, 165, 175, 231, 275, 363, 375, 385, 525, 605, 625, 825, 847, 875, 1155, 1375, 1815, 1875, 1925, 2541, 2625, 3025, 3125, 4125, 4235, 4375, 5775, 6875, 9075, 9375, 9625, 12705, 13125, 15125, 20625, 21175, 21875, 28875, 34375, 45375, 48125, 63525, 65625, 75625, 103125, 105875, 144375, 226875, 240625, 317625, 378125, 529375, 721875, 1134375, 1588125, 2646875, 7940625]

約数ペア:

[(1, 7940625), (3, 2646875), (5, 1588125), (7, 1134375), (11, 721875), (15, 529375), (21, 378125), (25, 317625), (33, 240625), (35, 226875), (55, 144375), (75, 105875), (77, 103125), (105, 75625), (121, 65625), (125, 63525), (165, 48125), (175, 45375), (231, 34375), (275, 28875), (363, 21875), (375, 21175), (385, 20625), (525, 15125), (605, 13125), (625, 12705), (825, 9625), (847, 9375), (875, 9075), (1155, 6875), (1375, 5775), (1815, 4375), (1875, 4235), (1925, 4125), (2541, 3125), (2625, 3025)]