64704290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40189}}^1$

素因数の和:40226

約数の個数: 32

約数和(自身を含む): 138896640

約数和(自身を除く): 74192350

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 40189, 80378, 200945, 281323, 401890, 562646, 924347, 1406615, 1848694, 2813230, 4621735, 6470429, 9243470, 12940858, 32352145, 64704290]

約数ペア:

[(1, 64704290), (2, 32352145), (5, 12940858), (7, 9243470), (10, 6470429), (14, 4621735), (23, 2813230), (35, 1848694), (46, 1406615), (70, 924347), (115, 562646), (161, 401890), (230, 281323), (322, 200945), (805, 80378), (1610, 40189)]