79986525

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 139812480

約数和(自身を除く): 59825955

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 89, 115, 267, 345, 445, 521, 575, 1335, 1563, 1725, 2047, 2225, 2605, 6141, 6675, 7815, 10235, 11983, 13025, 30705, 35949, 39075, 46369, 51175, 59915, 139107, 153525, 179745, 231845, 299575, 695535, 898725, 1066487, 1159225, 3199461, 3477675, 5332435, 15997305, 26662175, 79986525]

約数ペア:

[(1, 79986525), (3, 26662175), (5, 15997305), (15, 5332435), (23, 3477675), (25, 3199461), (69, 1159225), (75, 1066487), (89, 898725), (115, 695535), (267, 299575), (345, 231845), (445, 179745), (521, 153525), (575, 139107), (1335, 59915), (1563, 51175), (1725, 46369), (2047, 39075), (2225, 35949), (2605, 30705), (6141, 13025), (6675, 11983), (7815, 10235)]