173357540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 370427904

約数和(自身を除く): 197070364

約数列:

[1, 2, 4, 5, 10, 20, 127, 131, 254, 262, 508, 521, 524, 635, 655, 1042, 1270, 1310, 2084, 2540, 2605, 2620, 5210, 10420, 16637, 33274, 66167, 66548, 68251, 83185, 132334, 136502, 166370, 264668, 273004, 330835, 332740, 341255, 661670, 682510, 1323340, 1365020, 8667877, 17335754, 34671508, 43339385, 86678770, 173357540]

約数ペア:

[(1, 173357540), (2, 86678770), (4, 43339385), (5, 34671508), (10, 17335754), (20, 8667877), (127, 1365020), (131, 1323340), (254, 682510), (262, 661670), (508, 341255), (521, 332740), (524, 330835), (635, 273004), (655, 264668), (1042, 166370), (1270, 136502), (1310, 132334), (2084, 83185), (2540, 68251), (2605, 66548), (2620, 66167), (5210, 33274), (10420, 16637)]