83764640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^2$

素因数の和:282

約数の個数: 72

約数和(自身を含む): 204530508

約数和(自身を除く): 120765868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 113, 160, 164, 205, 226, 328, 410, 452, 565, 656, 820, 904, 1130, 1312, 1640, 1808, 2260, 3280, 3616, 4520, 4633, 6560, 9040, 9266, 12769, 18080, 18532, 23165, 25538, 37064, 46330, 51076, 63845, 74128, 92660, 102152, 127690, 148256, 185320, 204304, 255380, 370640, 408608, 510760, 523529, 741280, 1021520, 1047058, 2043040, 2094116, 2617645, 4188232, 5235290, 8376464, 10470580, 16752928, 20941160, 41882320, 83764640]

約数ペア:

[(1, 83764640), (2, 41882320), (4, 20941160), (5, 16752928), (8, 10470580), (10, 8376464), (16, 5235290), (20, 4188232), (32, 2617645), (40, 2094116), (41, 2043040), (80, 1047058), (82, 1021520), (113, 741280), (160, 523529), (164, 510760), (205, 408608), (226, 370640), (328, 255380), (410, 204304), (452, 185320), (565, 148256), (656, 127690), (820, 102152), (904, 92660), (1130, 74128), (1312, 63845), (1640, 51076), (1808, 46330), (2260, 37064), (3280, 25538), (3616, 23165), (4520, 18532), (4633, 18080), (6560, 12769), (9040, 9266)]