8065725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 14207424

約数和(自身を除く): 6141699

約数列:

[1, 3, 5, 15, 25, 41, 43, 61, 75, 123, 129, 183, 205, 215, 305, 615, 645, 915, 1025, 1075, 1525, 1763, 2501, 2623, 3075, 3225, 4575, 5289, 7503, 7869, 8815, 12505, 13115, 26445, 37515, 39345, 44075, 62525, 65575, 107543, 132225, 187575, 196725, 322629, 537715, 1613145, 2688575, 8065725]

約数ペア:

[(1, 8065725), (3, 2688575), (5, 1613145), (15, 537715), (25, 322629), (41, 196725), (43, 187575), (61, 132225), (75, 107543), (123, 65575), (129, 62525), (183, 44075), (205, 39345), (215, 37515), (305, 26445), (615, 13115), (645, 12505), (915, 8815), (1025, 7869), (1075, 7503), (1525, 5289), (1763, 4575), (2501, 3225), (2623, 3075)]