80457910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 165473280

約数和(自身を除く): 85015370

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 71, 115, 130, 142, 230, 299, 355, 379, 598, 710, 758, 923, 1495, 1633, 1846, 1895, 2990, 3266, 3790, 4615, 4927, 8165, 8717, 9230, 9854, 16330, 17434, 21229, 24635, 26909, 42458, 43585, 49270, 53818, 87170, 106145, 113321, 134545, 212290, 226642, 269090, 349817, 566605, 618907, 699634, 1133210, 1237814, 1749085, 3094535, 3498170, 6189070, 8045791, 16091582, 40228955, 80457910]

約数ペア:

[(1, 80457910), (2, 40228955), (5, 16091582), (10, 8045791), (13, 6189070), (23, 3498170), (26, 3094535), (46, 1749085), (65, 1237814), (71, 1133210), (115, 699634), (130, 618907), (142, 566605), (230, 349817), (299, 269090), (355, 226642), (379, 212290), (598, 134545), (710, 113321), (758, 106145), (923, 87170), (1495, 53818), (1633, 49270), (1846, 43585), (1895, 42458), (2990, 26909), (3266, 24635), (3790, 21229), (4615, 17434), (4927, 16330), (8165, 9854), (8717, 9230)]