201578210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 391053312

約数和(自身を除く): 189475102

約数列:

[1, 2, 5, 10, 23, 46, 67, 103, 115, 127, 134, 206, 230, 254, 335, 515, 635, 670, 1030, 1270, 1541, 2369, 2921, 3082, 4738, 5842, 6901, 7705, 8509, 11845, 13081, 13802, 14605, 15410, 17018, 23690, 26162, 29210, 34505, 42545, 65405, 69010, 85090, 130810, 158723, 195707, 300863, 317446, 391414, 601726, 793615, 876427, 978535, 1504315, 1587230, 1752854, 1957070, 3008630, 4382135, 8764270, 20157821, 40315642, 100789105, 201578210]

約数ペア:

[(1, 201578210), (2, 100789105), (5, 40315642), (10, 20157821), (23, 8764270), (46, 4382135), (67, 3008630), (103, 1957070), (115, 1752854), (127, 1587230), (134, 1504315), (206, 978535), (230, 876427), (254, 793615), (335, 601726), (515, 391414), (635, 317446), (670, 300863), (1030, 195707), (1270, 158723), (1541, 130810), (2369, 85090), (2921, 69010), (3082, 65405), (4738, 42545), (5842, 34505), (6901, 29210), (7705, 26162), (8509, 23690), (11845, 17018), (13081, 15410), (13802, 14605)]