168587725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 232056576

約数和(自身を除く): 63468851

約数列:

[1, 5, 17, 25, 37, 71, 85, 151, 185, 355, 425, 629, 755, 925, 1207, 1775, 2567, 2627, 3145, 3775, 5587, 6035, 10721, 12835, 13135, 15725, 27935, 30175, 44659, 53605, 64175, 65675, 94979, 139675, 182257, 223295, 268025, 396677, 474895, 911285, 1116475, 1983385, 2374475, 4556425, 6743509, 9916925, 33717545, 168587725]

約数ペア:

[(1, 168587725), (5, 33717545), (17, 9916925), (25, 6743509), (37, 4556425), (71, 2374475), (85, 1983385), (151, 1116475), (185, 911285), (355, 474895), (425, 396677), (629, 268025), (755, 223295), (925, 182257), (1207, 139675), (1775, 94979), (2567, 65675), (2627, 64175), (3145, 53605), (3775, 44659), (5587, 30175), (6035, 27935), (10721, 15725), (12835, 13135)]