85057720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2548

約数の個数: 64

約数和(自身を含む): 211507200

約数和(自身を除く): 126449480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1580, 1738, 2447, 3160, 3476, 4345, 4894, 6952, 8690, 9788, 12235, 17380, 19576, 24470, 26917, 34760, 48940, 53834, 97880, 107668, 134585, 193313, 215336, 269170, 386626, 538340, 773252, 966565, 1076680, 1546504, 1933130, 2126443, 3866260, 4252886, 7732520, 8505772, 10632215, 17011544, 21264430, 42528860, 85057720]

約数ペア:

[(1, 85057720), (2, 42528860), (4, 21264430), (5, 17011544), (8, 10632215), (10, 8505772), (11, 7732520), (20, 4252886), (22, 3866260), (40, 2126443), (44, 1933130), (55, 1546504), (79, 1076680), (88, 966565), (110, 773252), (158, 538340), (220, 386626), (316, 269170), (395, 215336), (440, 193313), (632, 134585), (790, 107668), (869, 97880), (1580, 53834), (1738, 48940), (2447, 34760), (3160, 26917), (3476, 24470), (4345, 19576), (4894, 17380), (6952, 12235), (8690, 9788)]