81456592

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 192844800

約数和(自身を除く): 111388208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 203, 217, 232, 248, 406, 434, 464, 496, 809, 812, 868, 899, 1618, 1624, 1736, 1798, 3236, 3248, 3472, 3596, 5663, 6293, 6472, 7192, 11326, 12586, 12944, 14384, 22652, 23461, 25079, 25172, 45304, 46922, 50158, 50344, 90608, 93844, 100316, 100688, 164227, 175553, 187688, 200632, 328454, 351106, 375376, 401264, 656908, 702212, 727291, 1313816, 1404424, 1454582, 2627632, 2808848, 2909164, 5091037, 5818328, 10182074, 11636656, 20364148, 40728296, 81456592]

約数ペア:

[(1, 81456592), (2, 40728296), (4, 20364148), (7, 11636656), (8, 10182074), (14, 5818328), (16, 5091037), (28, 2909164), (29, 2808848), (31, 2627632), (56, 1454582), (58, 1404424), (62, 1313816), (112, 727291), (116, 702212), (124, 656908), (203, 401264), (217, 375376), (232, 351106), (248, 328454), (406, 200632), (434, 187688), (464, 175553), (496, 164227), (809, 100688), (812, 100316), (868, 93844), (899, 90608), (1618, 50344), (1624, 50158), (1736, 46922), (1798, 45304), (3236, 25172), (3248, 25079), (3472, 23461), (3596, 22652), (5663, 14384), (6293, 12944), (6472, 12586), (7192, 11326)]