68458540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1013}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 149909760

約数和(自身を除く): 81451220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1013, 1090, 2026, 2180, 3379, 4052, 5065, 6758, 10130, 13516, 16895, 20260, 31403, 33790, 62806, 67580, 110417, 125612, 157015, 220834, 314030, 441668, 552085, 628060, 1104170, 2208340, 3422927, 6845854, 13691708, 17114635, 34229270, 68458540]

約数ペア:

[(1, 68458540), (2, 34229270), (4, 17114635), (5, 13691708), (10, 6845854), (20, 3422927), (31, 2208340), (62, 1104170), (109, 628060), (124, 552085), (155, 441668), (218, 314030), (310, 220834), (436, 157015), (545, 125612), (620, 110417), (1013, 67580), (1090, 62806), (2026, 33790), (2180, 31403), (3379, 20260), (4052, 16895), (5065, 13516), (6758, 10130)]