64808620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5881}}^1$

素因数の和:5938

約数の個数: 48

約数和(自身を含む): 148226400

約数和(自身を除く): 83417780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 5881, 11020, 11762, 23524, 29405, 58810, 111739, 117620, 170549, 223478, 341098, 446956, 558695, 682196, 852745, 1117390, 1705490, 2234780, 3240431, 3410980, 6480862, 12961724, 16202155, 32404310, 64808620]

約数ペア:

[(1, 64808620), (2, 32404310), (4, 16202155), (5, 12961724), (10, 6480862), (19, 3410980), (20, 3240431), (29, 2234780), (38, 1705490), (58, 1117390), (76, 852745), (95, 682196), (116, 558695), (145, 446956), (190, 341098), (290, 223478), (380, 170549), (551, 117620), (580, 111739), (1102, 58810), (2204, 29405), (2755, 23524), (5510, 11762), (5881, 11020)]