20104135324455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{177449449}}^1$

素因数の和:177449560

約数の個数: 64

約数和(自身を含む): 40066666214400

約数和(自身を除く): 19962530889945

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 83, 91, 105, 195, 249, 273, 415, 455, 581, 1079, 1245, 1365, 1743, 2905, 3237, 5395, 7553, 8715, 16185, 22659, 37765, 113295, 177449449, 532348347, 887247245, 1242146143, 2306842837, 2661741735, 3726438429, 6210730715, 6920528511, 11534214185, 14728304267, 16147899859, 18632192145, 34602642555, 44184912801, 48443699577, 73641521335, 80739499295, 103098129869, 191467955471, 220924564005, 242218497885, 309294389607, 515490649345, 574403866413, 957339777355, 1340275688297, 1546471948035, 2872019332065, 4020827064891, 6701378441485, 20104135324455]

約数ペア:

[(1, 20104135324455), (3, 6701378441485), (5, 4020827064891), (7, 2872019332065), (13, 1546471948035), (15, 1340275688297), (21, 957339777355), (35, 574403866413), (39, 515490649345), (65, 309294389607), (83, 242218497885), (91, 220924564005), (105, 191467955471), (195, 103098129869), (249, 80739499295), (273, 73641521335), (415, 48443699577), (455, 44184912801), (581, 34602642555), (1079, 18632192145), (1245, 16147899859), (1365, 14728304267), (1743, 11534214185), (2905, 6920528511), (3237, 6210730715), (5395, 3726438429), (7553, 2661741735), (8715, 2306842837), (16185, 1242146143), (22659, 887247245), (37765, 532348347), (113295, 177449449)]