49972280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 70987720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1399, 1786, 1880, 2798, 3572, 4465, 5596, 6995, 7144, 8930, 11192, 13990, 17860, 26581, 27980, 35720, 53162, 55960, 65753, 106324, 131506, 132905, 212648, 263012, 265810, 328765, 526024, 531620, 657530, 1063240, 1249307, 1315060, 2498614, 2630120, 4997228, 6246535, 9994456, 12493070, 24986140, 49972280]

約数ペア:

[(1, 49972280), (2, 24986140), (4, 12493070), (5, 9994456), (8, 6246535), (10, 4997228), (19, 2630120), (20, 2498614), (38, 1315060), (40, 1249307), (47, 1063240), (76, 657530), (94, 531620), (95, 526024), (152, 328765), (188, 265810), (190, 263012), (235, 212648), (376, 132905), (380, 131506), (470, 106324), (760, 65753), (893, 55960), (940, 53162), (1399, 35720), (1786, 27980), (1880, 26581), (2798, 17860), (3572, 13990), (4465, 11192), (5596, 8930), (6995, 7144)]