201026870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 420883776

約数和(自身を除く): 219856906

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 193, 374, 386, 557, 935, 965, 1114, 1870, 1930, 2123, 2785, 3281, 4246, 5570, 6127, 6562, 9469, 10615, 12254, 16405, 18938, 21230, 30635, 32810, 36091, 47345, 61270, 72182, 94690, 104159, 107501, 180455, 208318, 215002, 360910, 520795, 537505, 1041590, 1075010, 1182511, 1827517, 2365022, 3655034, 5912555, 9137585, 11825110, 18275170, 20102687, 40205374, 100513435, 201026870]

約数ペア:

[(1, 201026870), (2, 100513435), (5, 40205374), (10, 20102687), (11, 18275170), (17, 11825110), (22, 9137585), (34, 5912555), (55, 3655034), (85, 2365022), (110, 1827517), (170, 1182511), (187, 1075010), (193, 1041590), (374, 537505), (386, 520795), (557, 360910), (935, 215002), (965, 208318), (1114, 180455), (1870, 107501), (1930, 104159), (2123, 94690), (2785, 72182), (3281, 61270), (4246, 47345), (5570, 36091), (6127, 32810), (6562, 30635), (9469, 21230), (10615, 18938), (12254, 16405)]