81635775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 146969760

約数和(自身を除く): 65333985

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 195, 303, 325, 505, 829, 975, 1313, 1515, 2487, 2525, 3939, 4145, 6565, 7575, 10777, 12435, 19695, 20725, 32331, 32825, 53885, 62175, 83729, 98475, 161655, 251187, 269425, 418645, 808275, 1088477, 1255935, 2093225, 3265431, 5442385, 6279675, 16327155, 27211925, 81635775]

約数ペア:

[(1, 81635775), (3, 27211925), (5, 16327155), (13, 6279675), (15, 5442385), (25, 3265431), (39, 2093225), (65, 1255935), (75, 1088477), (101, 808275), (195, 418645), (303, 269425), (325, 251187), (505, 161655), (829, 98475), (975, 83729), (1313, 62175), (1515, 53885), (2487, 32825), (2525, 32331), (3939, 20725), (4145, 19695), (6565, 12435), (7575, 10777)]