61689808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:995

約数の個数: 40

約数和(自身を含む): 126415520

約数和(自身を除く): 64725712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 307, 614, 661, 1228, 1322, 2456, 2644, 4912, 5288, 5833, 10576, 11666, 12559, 23332, 25118, 46664, 50236, 93328, 100472, 200944, 202927, 405854, 811708, 1623416, 3246832, 3855613, 7711226, 15422452, 30844904, 61689808]

約数ペア:

[(1, 61689808), (2, 30844904), (4, 15422452), (8, 7711226), (16, 3855613), (19, 3246832), (38, 1623416), (76, 811708), (152, 405854), (304, 202927), (307, 200944), (614, 100472), (661, 93328), (1228, 50236), (1322, 46664), (2456, 25118), (2644, 23332), (4912, 12559), (5288, 11666), (5833, 10576)]