81968712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15739}}^1$

素因数の和:15786

約数の個数: 64

約数和(自身を含む): 241766400

約数和(自身を除く): 159797688

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, 15739, 31478, 47217, 62956, 94434, 110173, 125912, 188868, 220346, 330519, 377736, 440692, 487909, 661038, 881384, 975818, 1322076, 1463727, 1951636, 2644152, 2927454, 3415363, 3903272, 5854908, 6830726, 10246089, 11709816, 13661452, 20492178, 27322904, 40984356, 81968712]

約数ペア:

[(1, 81968712), (2, 40984356), (3, 27322904), (4, 20492178), (6, 13661452), (7, 11709816), (8, 10246089), (12, 6830726), (14, 5854908), (21, 3903272), (24, 3415363), (28, 2927454), (31, 2644152), (42, 1951636), (56, 1463727), (62, 1322076), (84, 975818), (93, 881384), (124, 661038), (168, 487909), (186, 440692), (217, 377736), (248, 330519), (372, 220346), (434, 188868), (651, 125912), (744, 110173), (868, 94434), (1302, 62956), (1736, 47217), (2604, 31478), (5208, 15739)]