15465796820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{62347}}^1$

素因数の和:62592

約数の個数: 48

約数和(自身を含む): 33099306240

約数和(自身を除く): 17633509420

約数列:

[1, 2, 4, 5, 10, 20, 79, 157, 158, 314, 316, 395, 628, 785, 790, 1570, 1580, 3140, 12403, 24806, 49612, 62015, 62347, 124030, 124694, 248060, 249388, 311735, 623470, 1246940, 4925413, 9788479, 9850826, 19576958, 19701652, 24627065, 39153916, 48942395, 49254130, 97884790, 98508260, 195769580, 773289841, 1546579682, 3093159364, 3866449205, 7732898410, 15465796820]

約数ペア:

[(1, 15465796820), (2, 7732898410), (4, 3866449205), (5, 3093159364), (10, 1546579682), (20, 773289841), (79, 195769580), (157, 98508260), (158, 97884790), (314, 49254130), (316, 48942395), (395, 39153916), (628, 24627065), (785, 19701652), (790, 19576958), (1570, 9850826), (1580, 9788479), (3140, 4925413), (12403, 1246940), (24806, 623470), (49612, 311735), (62015, 249388), (62347, 248060), (124030, 124694)]