20165037730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{4397}}^1$

素因数の和:4983

約数の個数: 64

約数和(自身を含む): 39243178080

約数和(自身を除く): 19078140350

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 509, 530, 901, 1018, 1802, 2545, 4397, 4505, 5090, 8653, 8794, 9010, 17306, 21985, 26977, 43265, 43970, 53954, 74749, 86530, 134885, 149498, 233041, 269770, 373745, 458609, 466082, 747490, 917218, 1165205, 2238073, 2293045, 2330410, 3961697, 4476146, 4586090, 7923394, 11190365, 19808485, 22380730, 38047241, 39616970, 76094482, 118617869, 190236205, 237235738, 380472410, 593089345, 1186178690, 2016503773, 4033007546, 10082518865, 20165037730]

約数ペア:

[(1, 20165037730), (2, 10082518865), (5, 4033007546), (10, 2016503773), (17, 1186178690), (34, 593089345), (53, 380472410), (85, 237235738), (106, 190236205), (170, 118617869), (265, 76094482), (509, 39616970), (530, 38047241), (901, 22380730), (1018, 19808485), (1802, 11190365), (2545, 7923394), (4397, 4586090), (4505, 4476146), (5090, 3961697), (8653, 2330410), (8794, 2293045), (9010, 2238073), (17306, 1165205), (21985, 917218), (26977, 747490), (43265, 466082), (43970, 458609), (53954, 373745), (74749, 269770), (86530, 233041), (134885, 149498)]