65476280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{853}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 156794400

約数和(自身を除く): 91318120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 853, 1010, 1706, 1919, 2020, 3412, 3838, 4040, 4265, 6824, 7676, 8530, 9595, 15352, 16207, 17060, 19190, 32414, 34120, 38380, 64828, 76760, 81035, 86153, 129656, 162070, 172306, 324140, 344612, 430765, 648280, 689224, 861530, 1636907, 1723060, 3273814, 3446120, 6547628, 8184535, 13095256, 16369070, 32738140, 65476280]

約数ペア:

[(1, 65476280), (2, 32738140), (4, 16369070), (5, 13095256), (8, 8184535), (10, 6547628), (19, 3446120), (20, 3273814), (38, 1723060), (40, 1636907), (76, 861530), (95, 689224), (101, 648280), (152, 430765), (190, 344612), (202, 324140), (380, 172306), (404, 162070), (505, 129656), (760, 86153), (808, 81035), (853, 76760), (1010, 64828), (1706, 38380), (1919, 34120), (2020, 32414), (3412, 19190), (3838, 17060), (4040, 16207), (4265, 15352), (6824, 9595), (7676, 8530)]