64455950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1949

約数の個数: 48

約数和(自身を含む): 131616576

約数和(自身を除く): 67160626

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1871, 2650, 3445, 3742, 6890, 9355, 17225, 18710, 24323, 34450, 46775, 48646, 93550, 99163, 121615, 198326, 243230, 495815, 608075, 991630, 1216150, 1289119, 2479075, 2578238, 4958150, 6445595, 12891190, 32227975, 64455950]

約数ペア:

[(1, 64455950), (2, 32227975), (5, 12891190), (10, 6445595), (13, 4958150), (25, 2578238), (26, 2479075), (50, 1289119), (53, 1216150), (65, 991630), (106, 608075), (130, 495815), (265, 243230), (325, 198326), (530, 121615), (650, 99163), (689, 93550), (1325, 48646), (1378, 46775), (1871, 34450), (2650, 24323), (3445, 18710), (3742, 17225), (6890, 9355)]