81580348525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{38839}}^1$

素因数の和:39166

約数の個数: 48

約数和(自身を含む): 114085198080

約数和(自身を除く): 32504849555

約数列:

[1, 5, 13, 23, 25, 65, 115, 281, 299, 325, 575, 1405, 1495, 3653, 6463, 7025, 7475, 18265, 32315, 38839, 84019, 91325, 161575, 194195, 420095, 504907, 893297, 970975, 2100475, 2524535, 4466485, 10913759, 11612861, 12622675, 22332425, 54568795, 58064305, 141878867, 251016457, 272843975, 290321525, 709394335, 1255082285, 3263213941, 3546971675, 6275411425, 16316069705, 81580348525]

約数ペア:

[(1, 81580348525), (5, 16316069705), (13, 6275411425), (23, 3546971675), (25, 3263213941), (65, 1255082285), (115, 709394335), (281, 290321525), (299, 272843975), (325, 251016457), (575, 141878867), (1405, 58064305), (1495, 54568795), (3653, 22332425), (6463, 12622675), (7025, 11612861), (7475, 10913759), (18265, 4466485), (32315, 2524535), (38839, 2100475), (84019, 970975), (91325, 893297), (161575, 504907), (194195, 420095)]