215565610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 447213312

約数和(自身を除く): 231647702

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 103, 130, 170, 206, 221, 442, 515, 947, 1030, 1105, 1339, 1751, 1894, 2210, 2678, 3502, 4735, 6695, 8755, 9470, 12311, 13390, 16099, 17510, 22763, 24622, 32198, 45526, 61555, 80495, 97541, 113815, 123110, 160990, 195082, 209287, 227630, 418574, 487705, 975410, 1046435, 1268033, 1658197, 2092870, 2536066, 3316394, 6340165, 8290985, 12680330, 16581970, 21556561, 43113122, 107782805, 215565610]

約数ペア:

[(1, 215565610), (2, 107782805), (5, 43113122), (10, 21556561), (13, 16581970), (17, 12680330), (26, 8290985), (34, 6340165), (65, 3316394), (85, 2536066), (103, 2092870), (130, 1658197), (170, 1268033), (206, 1046435), (221, 975410), (442, 487705), (515, 418574), (947, 227630), (1030, 209287), (1105, 195082), (1339, 160990), (1751, 123110), (1894, 113815), (2210, 97541), (2678, 80495), (3502, 61555), (4735, 45526), (6695, 32198), (8755, 24622), (9470, 22763), (12311, 17510), (13390, 16099)]