77128904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{911}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 152668800

約数和(自身を除く): 75539896

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 557, 911, 1114, 1822, 2228, 3644, 4456, 7288, 10583, 17309, 21166, 34618, 42332, 69236, 84664, 138472, 507427, 1014854, 2029708, 4059416, 9641113, 19282226, 38564452, 77128904]

約数ペア:

[(1, 77128904), (2, 38564452), (4, 19282226), (8, 9641113), (19, 4059416), (38, 2029708), (76, 1014854), (152, 507427), (557, 138472), (911, 84664), (1114, 69236), (1822, 42332), (2228, 34618), (3644, 21166), (4456, 17309), (7288, 10583)]