77766020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{593}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 167650560

約数和(自身を除く): 89884540

約数列:

[1, 2, 4, 5, 10, 20, 79, 83, 158, 166, 316, 332, 395, 415, 593, 790, 830, 1186, 1580, 1660, 2372, 2965, 5930, 6557, 11860, 13114, 26228, 32785, 46847, 49219, 65570, 93694, 98438, 131140, 187388, 196876, 234235, 246095, 468470, 492190, 936940, 984380, 3888301, 7776602, 15553204, 19441505, 38883010, 77766020]

約数ペア:

[(1, 77766020), (2, 38883010), (4, 19441505), (5, 15553204), (10, 7776602), (20, 3888301), (79, 984380), (83, 936940), (158, 492190), (166, 468470), (316, 246095), (332, 234235), (395, 196876), (415, 187388), (593, 131140), (790, 98438), (830, 93694), (1186, 65570), (1580, 49219), (1660, 46847), (2372, 32785), (2965, 26228), (5930, 13114), (6557, 11860)]