78452530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7639}}^1$

素因数の和:7738

約数の個数: 32

約数和(自身を含む): 154022400

約数和(自身を除く): 75569870

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 7639, 10270, 15278, 38195, 76390, 99307, 198614, 496535, 603481, 993070, 1206962, 3017405, 6034810, 7845253, 15690506, 39226265, 78452530]

約数ペア:

[(1, 78452530), (2, 39226265), (5, 15690506), (10, 7845253), (13, 6034810), (26, 3017405), (65, 1206962), (79, 993070), (130, 603481), (158, 496535), (395, 198614), (790, 99307), (1027, 76390), (2054, 38195), (5135, 15278), (7639, 10270)]