30731625

素因数分解:

$3^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 56459520

約数和(自身を除く): 25727895

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 125, 177, 225, 295, 375, 463, 531, 885, 1125, 1389, 1475, 2315, 2655, 4167, 4425, 6945, 7375, 11575, 13275, 20835, 22125, 27317, 34725, 57875, 66375, 81951, 104175, 136585, 173625, 245853, 409755, 520875, 682925, 1229265, 2048775, 3414625, 6146325, 10243875, 30731625]

約数ペア:

[(1, 30731625), (3, 10243875), (5, 6146325), (9, 3414625), (15, 2048775), (25, 1229265), (45, 682925), (59, 520875), (75, 409755), (125, 245853), (177, 173625), (225, 136585), (295, 104175), (375, 81951), (463, 66375), (531, 57875), (885, 34725), (1125, 27317), (1389, 22125), (1475, 20835), (2315, 13275), (2655, 11575), (4167, 7375), (4425, 6945)]