54271420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 134447040

約数和(自身を除く): 80175620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 701, 790, 980, 1106, 1402, 1580, 2212, 2765, 2804, 3505, 3871, 4907, 5530, 7010, 7742, 9814, 11060, 14020, 15484, 19355, 19628, 24535, 34349, 38710, 49070, 55379, 68698, 77420, 98140, 110758, 137396, 171745, 221516, 276895, 343490, 387653, 553790, 686980, 775306, 1107580, 1550612, 1938265, 2713571, 3876530, 5427142, 7753060, 10854284, 13567855, 27135710, 54271420]

約数ペア:

[(1, 54271420), (2, 27135710), (4, 13567855), (5, 10854284), (7, 7753060), (10, 5427142), (14, 3876530), (20, 2713571), (28, 1938265), (35, 1550612), (49, 1107580), (70, 775306), (79, 686980), (98, 553790), (140, 387653), (158, 343490), (196, 276895), (245, 221516), (316, 171745), (395, 137396), (490, 110758), (553, 98140), (701, 77420), (790, 68698), (980, 55379), (1106, 49070), (1402, 38710), (1580, 34349), (2212, 24535), (2765, 19628), (2804, 19355), (3505, 15484), (3871, 14020), (4907, 11060), (5530, 9814), (7010, 7742)]