66837820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25127}}^1$

素因数の和:25162

約数の個数: 48

約数和(自身を含む): 168860160

約数和(自身を除く): 102022340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 25127, 50254, 100508, 125635, 175889, 251270, 351778, 477413, 502540, 703556, 879445, 954826, 1758890, 1909652, 2387065, 3341891, 3517780, 4774130, 6683782, 9548260, 13367564, 16709455, 33418910, 66837820]

約数ペア:

[(1, 66837820), (2, 33418910), (4, 16709455), (5, 13367564), (7, 9548260), (10, 6683782), (14, 4774130), (19, 3517780), (20, 3341891), (28, 2387065), (35, 1909652), (38, 1758890), (70, 954826), (76, 879445), (95, 703556), (133, 502540), (140, 477413), (190, 351778), (266, 251270), (380, 175889), (532, 125635), (665, 100508), (1330, 50254), (2660, 25127)]