80781288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15511}}^1$

素因数の和:15558

約数の個数: 64

約数和(自身を含む): 238264320

約数和(自身を除く): 157483032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 15511, 31022, 46533, 62044, 93066, 108577, 124088, 186132, 217154, 325731, 372264, 434308, 480841, 651462, 868616, 961682, 1302924, 1442523, 1923364, 2605848, 2885046, 3365887, 3846728, 5770092, 6731774, 10097661, 11540184, 13463548, 20195322, 26927096, 40390644, 80781288]

約数ペア:

[(1, 80781288), (2, 40390644), (3, 26927096), (4, 20195322), (6, 13463548), (7, 11540184), (8, 10097661), (12, 6731774), (14, 5770092), (21, 3846728), (24, 3365887), (28, 2885046), (31, 2605848), (42, 1923364), (56, 1442523), (62, 1302924), (84, 961682), (93, 868616), (124, 651462), (168, 480841), (186, 434308), (217, 372264), (248, 325731), (372, 217154), (434, 186132), (651, 124088), (744, 108577), (868, 93066), (1302, 62044), (1736, 46533), (2604, 31022), (5208, 15511)]