81197928

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5247

約数の個数: 96

約数和(自身を含む): 259484160

約数和(自身を除く): 178286232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 217, 248, 252, 279, 372, 434, 504, 558, 651, 744, 868, 1116, 1302, 1736, 1953, 2232, 2604, 3906, 5197, 5208, 7812, 10394, 15591, 15624, 20788, 31182, 36379, 41576, 46773, 62364, 72758, 93546, 109137, 124728, 145516, 161107, 187092, 218274, 291032, 322214, 327411, 374184, 436548, 483321, 644428, 654822, 873096, 966642, 1127749, 1288856, 1309644, 1449963, 1933284, 2255498, 2619288, 2899926, 3383247, 3866568, 4510996, 5799852, 6766494, 9021992, 10149741, 11599704, 13532988, 20299482, 27065976, 40598964, 81197928]

約数ペア:

[(1, 81197928), (2, 40598964), (3, 27065976), (4, 20299482), (6, 13532988), (7, 11599704), (8, 10149741), (9, 9021992), (12, 6766494), (14, 5799852), (18, 4510996), (21, 3866568), (24, 3383247), (28, 2899926), (31, 2619288), (36, 2255498), (42, 1933284), (56, 1449963), (62, 1309644), (63, 1288856), (72, 1127749), (84, 966642), (93, 873096), (124, 654822), (126, 644428), (168, 483321), (186, 436548), (217, 374184), (248, 327411), (252, 322214), (279, 291032), (372, 218274), (434, 187092), (504, 161107), (558, 145516), (651, 124728), (744, 109137), (868, 93546), (1116, 72758), (1302, 62364), (1736, 46773), (1953, 41576), (2232, 36379), (2604, 31182), (3906, 20788), (5197, 15624), (5208, 15591), (7812, 10394)]