85006551

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 145612800

約数和(自身を除く): 60606249

約数列:

[1, 3, 7, 19, 21, 23, 57, 59, 69, 133, 157, 161, 177, 399, 413, 437, 471, 483, 1099, 1121, 1239, 1311, 1357, 2983, 3059, 3297, 3363, 3611, 4071, 7847, 8949, 9177, 9263, 9499, 10833, 20881, 23541, 25277, 25783, 27789, 28497, 62643, 64841, 68609, 75831, 77349, 175997, 180481, 194523, 205827, 213049, 480263, 527991, 541443, 639147, 1231979, 1440789, 1491343, 3695937, 4047931, 4474029, 12143793, 28335517, 85006551]

約数ペア:

[(1, 85006551), (3, 28335517), (7, 12143793), (19, 4474029), (21, 4047931), (23, 3695937), (57, 1491343), (59, 1440789), (69, 1231979), (133, 639147), (157, 541443), (161, 527991), (177, 480263), (399, 213049), (413, 205827), (437, 194523), (471, 180481), (483, 175997), (1099, 77349), (1121, 75831), (1239, 68609), (1311, 64841), (1357, 62643), (2983, 28497), (3059, 27789), (3297, 25783), (3363, 25277), (3611, 23541), (4071, 20881), (7847, 10833), (8949, 9499), (9177, 9263)]