54901875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 107965440

約数和(自身を除く): 53063565

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 89, 105, 125, 141, 175, 235, 267, 329, 375, 445, 525, 623, 625, 705, 875, 987, 1175, 1335, 1645, 1869, 1875, 2225, 2625, 3115, 3525, 4183, 4375, 4935, 5875, 6675, 8225, 9345, 11125, 12549, 13125, 15575, 17625, 20915, 24675, 29281, 29375, 33375, 41125, 46725, 55625, 62745, 77875, 87843, 88125, 104575, 123375, 146405, 166875, 205625, 233625, 313725, 389375, 439215, 522875, 616875, 732025, 1168125, 1568625, 2196075, 2614375, 3660125, 7843125, 10980375, 18300625, 54901875]

約数ペア:

[(1, 54901875), (3, 18300625), (5, 10980375), (7, 7843125), (15, 3660125), (21, 2614375), (25, 2196075), (35, 1568625), (47, 1168125), (75, 732025), (89, 616875), (105, 522875), (125, 439215), (141, 389375), (175, 313725), (235, 233625), (267, 205625), (329, 166875), (375, 146405), (445, 123375), (525, 104575), (623, 88125), (625, 87843), (705, 77875), (875, 62745), (987, 55625), (1175, 46725), (1335, 41125), (1645, 33375), (1869, 29375), (1875, 29281), (2225, 24675), (2625, 20915), (3115, 17625), (3525, 15575), (4183, 13125), (4375, 12549), (4935, 11125), (5875, 9345), (6675, 8225)]