81359096

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 202245120

約数和(自身を除く): 120886024

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 43, 46, 52, 56, 86, 91, 92, 104, 113, 161, 172, 182, 184, 226, 299, 301, 322, 344, 364, 452, 559, 598, 602, 644, 728, 791, 904, 989, 1118, 1196, 1204, 1288, 1469, 1582, 1978, 2093, 2236, 2392, 2408, 2599, 2938, 3164, 3913, 3956, 4186, 4472, 4859, 5198, 5876, 6328, 6923, 7826, 7912, 8372, 9718, 10283, 10396, 11752, 12857, 13846, 15652, 16744, 18193, 19436, 20566, 20792, 25714, 27692, 31304, 33787, 34013, 36386, 38872, 41132, 51428, 55384, 63167, 67574, 68026, 72772, 82264, 89999, 102856, 111757, 126334, 135148, 136052, 145544, 179998, 223514, 236509, 252668, 270296, 272104, 359996, 442169, 447028, 473018, 505336, 719992, 782299, 884338, 894056, 946036, 1452841, 1564598, 1768676, 1892072, 2905682, 3129196, 3537352, 5811364, 6258392, 10169887, 11622728, 20339774, 40679548, 81359096]

約数ペア:

[(1, 81359096), (2, 40679548), (4, 20339774), (7, 11622728), (8, 10169887), (13, 6258392), (14, 5811364), (23, 3537352), (26, 3129196), (28, 2905682), (43, 1892072), (46, 1768676), (52, 1564598), (56, 1452841), (86, 946036), (91, 894056), (92, 884338), (104, 782299), (113, 719992), (161, 505336), (172, 473018), (182, 447028), (184, 442169), (226, 359996), (299, 272104), (301, 270296), (322, 252668), (344, 236509), (364, 223514), (452, 179998), (559, 145544), (598, 136052), (602, 135148), (644, 126334), (728, 111757), (791, 102856), (904, 89999), (989, 82264), (1118, 72772), (1196, 68026), (1204, 67574), (1288, 63167), (1469, 55384), (1582, 51428), (1978, 41132), (2093, 38872), (2236, 36386), (2392, 34013), (2408, 33787), (2599, 31304), (2938, 27692), (3164, 25714), (3913, 20792), (3956, 20566), (4186, 19436), (4472, 18193), (4859, 16744), (5198, 15652), (5876, 13846), (6328, 12857), (6923, 11752), (7826, 10396), (7912, 10283), (8372, 9718)]