87158236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 178871168

約数和(自身を除く): 91712932

約数列:

[1, 2, 4, 11, 22, 31, 37, 44, 62, 74, 121, 124, 148, 157, 242, 314, 341, 407, 484, 628, 682, 814, 1147, 1364, 1628, 1727, 2294, 3454, 3751, 4477, 4588, 4867, 5809, 6908, 7502, 8954, 9734, 11618, 12617, 15004, 17908, 18997, 19468, 23236, 25234, 37994, 50468, 53537, 63899, 75988, 107074, 127798, 138787, 180079, 214148, 255596, 277574, 360158, 555148, 588907, 702889, 720316, 1177814, 1405778, 1980869, 2355628, 2811556, 3961738, 7923476, 21789559, 43579118, 87158236]

約数ペア:

[(1, 87158236), (2, 43579118), (4, 21789559), (11, 7923476), (22, 3961738), (31, 2811556), (37, 2355628), (44, 1980869), (62, 1405778), (74, 1177814), (121, 720316), (124, 702889), (148, 588907), (157, 555148), (242, 360158), (314, 277574), (341, 255596), (407, 214148), (484, 180079), (628, 138787), (682, 127798), (814, 107074), (1147, 75988), (1364, 63899), (1628, 53537), (1727, 50468), (2294, 37994), (3454, 25234), (3751, 23236), (4477, 19468), (4588, 18997), (4867, 17908), (5809, 15004), (6908, 12617), (7502, 11618), (8954, 9734)]