87212128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 181923840

約数和(自身を除く): 94711712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 191, 304, 382, 608, 751, 764, 1502, 1528, 3004, 3056, 3629, 6008, 6112, 7258, 12016, 14269, 14516, 24032, 28538, 29032, 57076, 58064, 114152, 116128, 143441, 228304, 286882, 456608, 573764, 1147528, 2295056, 2725379, 4590112, 5450758, 10901516, 21803032, 43606064, 87212128]

約数ペア:

[(1, 87212128), (2, 43606064), (4, 21803032), (8, 10901516), (16, 5450758), (19, 4590112), (32, 2725379), (38, 2295056), (76, 1147528), (152, 573764), (191, 456608), (304, 286882), (382, 228304), (608, 143441), (751, 116128), (764, 114152), (1502, 58064), (1528, 57076), (3004, 29032), (3056, 28538), (3629, 24032), (6008, 14516), (6112, 14269), (7258, 12016)]