201929290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 379993248

約数和(自身を除く): 178063958

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 163, 215, 326, 335, 430, 670, 815, 1630, 1849, 2881, 3698, 5762, 7009, 9245, 10921, 14018, 14405, 18490, 21842, 28810, 35045, 54605, 70090, 109210, 123883, 247766, 301387, 469603, 602774, 619415, 939206, 1238830, 1506935, 2348015, 3013870, 4696030, 20192929, 40385858, 100964645, 201929290]

約数ペア:

[(1, 201929290), (2, 100964645), (5, 40385858), (10, 20192929), (43, 4696030), (67, 3013870), (86, 2348015), (134, 1506935), (163, 1238830), (215, 939206), (326, 619415), (335, 602774), (430, 469603), (670, 301387), (815, 247766), (1630, 123883), (1849, 109210), (2881, 70090), (3698, 54605), (5762, 35045), (7009, 28810), (9245, 21842), (10921, 18490), (14018, 14405)]