81651648

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32713}}^1$

素因数の和:32741

約数の個数: 56

約数和(自身を含む): 232661968

約数和(自身を除く): 151010320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 32713, 65426, 98139, 130852, 196278, 261704, 392556, 425269, 523408, 785112, 850538, 1046816, 1275807, 1570224, 1701076, 2093632, 2551614, 3140448, 3402152, 5103228, 6280896, 6804304, 10206456, 13608608, 20412912, 27217216, 40825824, 81651648]

約数ペア:

[(1, 81651648), (2, 40825824), (3, 27217216), (4, 20412912), (6, 13608608), (8, 10206456), (12, 6804304), (13, 6280896), (16, 5103228), (24, 3402152), (26, 3140448), (32, 2551614), (39, 2093632), (48, 1701076), (52, 1570224), (64, 1275807), (78, 1046816), (96, 850538), (104, 785112), (156, 523408), (192, 425269), (208, 392556), (312, 261704), (416, 196278), (624, 130852), (832, 98139), (1248, 65426), (2496, 32713)]