12738830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 26611200

約数和(自身を除く): 13872370

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 109, 130, 145, 155, 218, 290, 310, 377, 403, 545, 754, 806, 899, 1090, 1417, 1798, 1885, 2015, 2834, 3161, 3379, 3770, 4030, 4495, 6322, 6758, 7085, 8990, 11687, 14170, 15805, 16895, 23374, 31610, 33790, 41093, 43927, 58435, 82186, 87854, 97991, 116870, 195982, 205465, 219635, 410930, 439270, 489955, 979910, 1273883, 2547766, 6369415, 12738830]

約数ペア:

[(1, 12738830), (2, 6369415), (5, 2547766), (10, 1273883), (13, 979910), (26, 489955), (29, 439270), (31, 410930), (58, 219635), (62, 205465), (65, 195982), (109, 116870), (130, 97991), (145, 87854), (155, 82186), (218, 58435), (290, 43927), (310, 41093), (377, 33790), (403, 31610), (545, 23374), (754, 16895), (806, 15805), (899, 14170), (1090, 11687), (1417, 8990), (1798, 7085), (1885, 6758), (2015, 6322), (2834, 4495), (3161, 4030), (3379, 3770)]