80513020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33829}}^1$

素因数の和:33862

約数の個数: 48

約数和(自身を含む): 204603840

約数和(自身を除く): 124090820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 33829, 67658, 135316, 169145, 236803, 338290, 473606, 575093, 676580, 947212, 1150186, 1184015, 2300372, 2368030, 2875465, 4025651, 4736060, 5750930, 8051302, 11501860, 16102604, 20128255, 40256510, 80513020]

約数ペア:

[(1, 80513020), (2, 40256510), (4, 20128255), (5, 16102604), (7, 11501860), (10, 8051302), (14, 5750930), (17, 4736060), (20, 4025651), (28, 2875465), (34, 2368030), (35, 2300372), (68, 1184015), (70, 1150186), (85, 947212), (119, 676580), (140, 575093), (170, 473606), (238, 338290), (340, 236803), (476, 169145), (595, 135316), (1190, 67658), (2380, 33829)]