81164448

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9091}}^1$

素因数の和:9138

約数の個数: 72

約数和(自身を含む): 238283136

約数和(自身を除く): 157118688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 9091, 18182, 27273, 36364, 54546, 72728, 81819, 109092, 145456, 163638, 218184, 281821, 290912, 327276, 436368, 563642, 654552, 845463, 872736, 1127284, 1309104, 1690926, 2254568, 2536389, 2618208, 3381852, 4509136, 5072778, 6763704, 9018272, 10145556, 13527408, 20291112, 27054816, 40582224, 81164448]

約数ペア:

[(1, 81164448), (2, 40582224), (3, 27054816), (4, 20291112), (6, 13527408), (8, 10145556), (9, 9018272), (12, 6763704), (16, 5072778), (18, 4509136), (24, 3381852), (31, 2618208), (32, 2536389), (36, 2254568), (48, 1690926), (62, 1309104), (72, 1127284), (93, 872736), (96, 845463), (124, 654552), (144, 563642), (186, 436368), (248, 327276), (279, 290912), (288, 281821), (372, 218184), (496, 163638), (558, 145456), (744, 109092), (992, 81819), (1116, 72728), (1488, 54546), (2232, 36364), (2976, 27273), (4464, 18182), (8928, 9091)]