66995650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43223}}^1$

素因数の和:43266

約数の個数: 24

約数和(自身を含む): 128634624

約数和(自身を除く): 61638974

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 43223, 86446, 216115, 432230, 1080575, 1339913, 2161150, 2679826, 6699565, 13399130, 33497825, 66995650]

約数ペア:

[(1, 66995650), (2, 33497825), (5, 13399130), (10, 6699565), (25, 2679826), (31, 2161150), (50, 1339913), (62, 1080575), (155, 432230), (310, 216115), (775, 86446), (1550, 43223)]