164094160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 397688832

約数和(自身を除く): 233594672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 521, 620, 635, 1016, 1042, 1240, 1270, 2032, 2084, 2480, 2540, 2605, 3937, 4168, 5080, 5210, 7874, 8336, 10160, 10420, 15748, 16151, 19685, 20840, 31496, 32302, 39370, 41680, 62992, 64604, 66167, 78740, 80755, 129208, 132334, 157480, 161510, 258416, 264668, 314960, 323020, 330835, 529336, 646040, 661670, 1058672, 1292080, 1323340, 2051177, 2646680, 4102354, 5293360, 8204708, 10255885, 16409416, 20511770, 32818832, 41023540, 82047080, 164094160]

約数ペア:

[(1, 164094160), (2, 82047080), (4, 41023540), (5, 32818832), (8, 20511770), (10, 16409416), (16, 10255885), (20, 8204708), (31, 5293360), (40, 4102354), (62, 2646680), (80, 2051177), (124, 1323340), (127, 1292080), (155, 1058672), (248, 661670), (254, 646040), (310, 529336), (496, 330835), (508, 323020), (521, 314960), (620, 264668), (635, 258416), (1016, 161510), (1042, 157480), (1240, 132334), (1270, 129208), (2032, 80755), (2084, 78740), (2480, 66167), (2540, 64604), (2605, 62992), (3937, 41680), (4168, 39370), (5080, 32302), (5210, 31496), (7874, 20840), (8336, 19685), (10160, 16151), (10420, 15748)]