81915288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37507}}^1$

素因数の和:37536

約数の個数: 64

約数和(自身を含む): 252053760

約数和(自身を除く): 170138472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 37507, 75014, 112521, 150028, 225042, 262549, 300056, 450084, 487591, 525098, 787647, 900168, 975182, 1050196, 1462773, 1575294, 1950364, 2100392, 2925546, 3150588, 3413137, 3900728, 5851092, 6301176, 6826274, 10239411, 11702184, 13652548, 20478822, 27305096, 40957644, 81915288]

約数ペア:

[(1, 81915288), (2, 40957644), (3, 27305096), (4, 20478822), (6, 13652548), (7, 11702184), (8, 10239411), (12, 6826274), (13, 6301176), (14, 5851092), (21, 3900728), (24, 3413137), (26, 3150588), (28, 2925546), (39, 2100392), (42, 1950364), (52, 1575294), (56, 1462773), (78, 1050196), (84, 975182), (91, 900168), (104, 787647), (156, 525098), (168, 487591), (182, 450084), (273, 300056), (312, 262549), (364, 225042), (546, 150028), (728, 112521), (1092, 75014), (2184, 37507)]