81975624

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 209139840

約数和(自身を除く): 127164216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 167, 181, 226, 334, 339, 362, 452, 501, 543, 668, 678, 724, 904, 1002, 1086, 1336, 1356, 1448, 2004, 2172, 2712, 4008, 4344, 18871, 20453, 30227, 37742, 40906, 56613, 60454, 61359, 75484, 81812, 90681, 113226, 120908, 122718, 150968, 163624, 181362, 226452, 241816, 245436, 362724, 452904, 490872, 725448, 3415651, 6831302, 10246953, 13662604, 20493906, 27325208, 40987812, 81975624]

約数ペア:

[(1, 81975624), (2, 40987812), (3, 27325208), (4, 20493906), (6, 13662604), (8, 10246953), (12, 6831302), (24, 3415651), (113, 725448), (167, 490872), (181, 452904), (226, 362724), (334, 245436), (339, 241816), (362, 226452), (452, 181362), (501, 163624), (543, 150968), (668, 122718), (678, 120908), (724, 113226), (904, 90681), (1002, 81812), (1086, 75484), (1336, 61359), (1356, 60454), (1448, 56613), (2004, 40906), (2172, 37742), (2712, 30227), (4008, 20453), (4344, 18871)]