201643125

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 357935424

約数和(自身を除く): 156292299

約数列:

[1, 3, 5, 15, 25, 41, 43, 61, 75, 123, 125, 129, 183, 205, 215, 305, 375, 615, 625, 645, 915, 1025, 1075, 1525, 1763, 1875, 2501, 2623, 3075, 3225, 4575, 5125, 5289, 5375, 7503, 7625, 7869, 8815, 12505, 13115, 15375, 16125, 22875, 25625, 26445, 26875, 37515, 38125, 39345, 44075, 62525, 65575, 76875, 80625, 107543, 114375, 132225, 187575, 196725, 220375, 312625, 322629, 327875, 537715, 661125, 937875, 983625, 1101875, 1563125, 1613145, 1639375, 2688575, 3305625, 4689375, 4918125, 8065725, 13442875, 40328625, 67214375, 201643125]

約数ペア:

[(1, 201643125), (3, 67214375), (5, 40328625), (15, 13442875), (25, 8065725), (41, 4918125), (43, 4689375), (61, 3305625), (75, 2688575), (123, 1639375), (125, 1613145), (129, 1563125), (183, 1101875), (205, 983625), (215, 937875), (305, 661125), (375, 537715), (615, 327875), (625, 322629), (645, 312625), (915, 220375), (1025, 196725), (1075, 187575), (1525, 132225), (1763, 114375), (1875, 107543), (2501, 80625), (2623, 76875), (3075, 65575), (3225, 62525), (4575, 44075), (5125, 39345), (5289, 38125), (5375, 37515), (7503, 26875), (7625, 26445), (7869, 25625), (8815, 22875), (12505, 16125), (13115, 15375)]