129804580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11779}}^1$

素因数の和:11836

約数の個数: 48

約数和(自身を含む): 296856000

約数和(自身を除く): 167051420

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 11779, 23558, 47116, 58895, 117790, 223801, 235580, 341591, 447602, 683182, 895204, 1119005, 1366364, 1707955, 2238010, 3415910, 4476020, 6490229, 6831820, 12980458, 25960916, 32451145, 64902290, 129804580]

約数ペア:

[(1, 129804580), (2, 64902290), (4, 32451145), (5, 25960916), (10, 12980458), (19, 6831820), (20, 6490229), (29, 4476020), (38, 3415910), (58, 2238010), (76, 1707955), (95, 1366364), (116, 1119005), (145, 895204), (190, 683182), (290, 447602), (380, 341591), (551, 235580), (580, 223801), (1102, 117790), (2204, 58895), (2755, 47116), (5510, 23558), (11020, 11779)]