81263152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8623}}^1$

素因数の和:8681

約数の個数: 40

約数和(自身を含む): 171100160

約数和(自身を除く): 89837008

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 8623, 9424, 17246, 34492, 68984, 137968, 163837, 267313, 327674, 534626, 655348, 1069252, 1310696, 2138504, 2621392, 4277008, 5078947, 10157894, 20315788, 40631576, 81263152]

約数ペア:

[(1, 81263152), (2, 40631576), (4, 20315788), (8, 10157894), (16, 5078947), (19, 4277008), (31, 2621392), (38, 2138504), (62, 1310696), (76, 1069252), (124, 655348), (152, 534626), (248, 327674), (304, 267313), (496, 163837), (589, 137968), (1178, 68984), (2356, 34492), (4712, 17246), (8623, 9424)]