88278520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{641}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 217715040

約数和(自身を除く): 129436520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 313, 440, 626, 641, 1252, 1282, 1565, 2504, 2564, 3130, 3205, 3443, 5128, 6260, 6410, 6886, 7051, 12520, 12820, 13772, 14102, 17215, 25640, 27544, 28204, 34430, 35255, 56408, 68860, 70510, 137720, 141020, 200633, 282040, 401266, 802532, 1003165, 1605064, 2006330, 2206963, 4012660, 4413926, 8025320, 8827852, 11034815, 17655704, 22069630, 44139260, 88278520]

約数ペア:

[(1, 88278520), (2, 44139260), (4, 22069630), (5, 17655704), (8, 11034815), (10, 8827852), (11, 8025320), (20, 4413926), (22, 4012660), (40, 2206963), (44, 2006330), (55, 1605064), (88, 1003165), (110, 802532), (220, 401266), (313, 282040), (440, 200633), (626, 141020), (641, 137720), (1252, 70510), (1282, 68860), (1565, 56408), (2504, 35255), (2564, 34430), (3130, 28204), (3205, 27544), (3443, 25640), (5128, 17215), (6260, 14102), (6410, 13772), (6886, 12820), (7051, 12520)]