13234925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 20088000

約数和(自身を除く): 6853075

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 149, 187, 209, 275, 323, 425, 475, 745, 935, 1045, 1615, 1639, 2533, 2831, 3553, 3725, 4675, 5225, 8075, 8195, 12665, 14155, 17765, 27863, 31141, 40975, 48127, 63325, 70775, 88825, 139315, 155705, 240635, 529397, 696575, 778525, 1203175, 2646985, 13234925]

約数ペア:

[(1, 13234925), (5, 2646985), (11, 1203175), (17, 778525), (19, 696575), (25, 529397), (55, 240635), (85, 155705), (95, 139315), (149, 88825), (187, 70775), (209, 63325), (275, 48127), (323, 40975), (425, 31141), (475, 27863), (745, 17765), (935, 14155), (1045, 12665), (1615, 8195), (1639, 8075), (2533, 5225), (2831, 4675), (3553, 3725)]