87188872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 177282000

約数和(自身を除く): 90093128

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 419, 703, 838, 1369, 1406, 1676, 2738, 2812, 3352, 5476, 5624, 7961, 10952, 15503, 15922, 26011, 31006, 31844, 52022, 62012, 63688, 104044, 124024, 208088, 294557, 573611, 589114, 1147222, 1178228, 2294444, 2356456, 4588888, 10898609, 21797218, 43594436, 87188872]

約数ペア:

[(1, 87188872), (2, 43594436), (4, 21797218), (8, 10898609), (19, 4588888), (37, 2356456), (38, 2294444), (74, 1178228), (76, 1147222), (148, 589114), (152, 573611), (296, 294557), (419, 208088), (703, 124024), (838, 104044), (1369, 63688), (1406, 62012), (1676, 52022), (2738, 31844), (2812, 31006), (3352, 26011), (5476, 15922), (5624, 15503), (7961, 10952)]