20143984175

素因数分解:

$5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1\times {\mathrm{3659}}^1$

素因数の和:4032

約数の個数: 48

約数和(自身を含む): 28878746880

約数和(自身を除く): 8734762705

約数列:

[1, 5, 7, 25, 35, 163, 175, 193, 815, 965, 1141, 1351, 3659, 4075, 4825, 5705, 6755, 18295, 25613, 28525, 31459, 33775, 91475, 128065, 157295, 220213, 596417, 640325, 706187, 786475, 1101065, 2982085, 3530935, 4174919, 4943309, 5505325, 14910425, 17654675, 20874595, 24716545, 104372975, 115108481, 123582725, 575542405, 805759367, 2877712025, 4028796835, 20143984175]

約数ペア:

[(1, 20143984175), (5, 4028796835), (7, 2877712025), (25, 805759367), (35, 575542405), (163, 123582725), (175, 115108481), (193, 104372975), (815, 24716545), (965, 20874595), (1141, 17654675), (1351, 14910425), (3659, 5505325), (4075, 4943309), (4825, 4174919), (5705, 3530935), (6755, 2982085), (18295, 1101065), (25613, 786475), (28525, 706187), (31459, 640325), (33775, 596417), (91475, 220213), (128065, 157295)]