189746080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16703}}^1$

素因数の和:16789

約数の個数: 48

約数和(自身を含む): 454616064

約数和(自身を除く): 264869984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 16703, 33406, 66812, 83515, 133624, 167030, 267248, 334060, 534496, 668120, 1185913, 1336240, 2371826, 2672480, 4743652, 5929565, 9487304, 11859130, 18974608, 23718260, 37949216, 47436520, 94873040, 189746080]

約数ペア:

[(1, 189746080), (2, 94873040), (4, 47436520), (5, 37949216), (8, 23718260), (10, 18974608), (16, 11859130), (20, 9487304), (32, 5929565), (40, 4743652), (71, 2672480), (80, 2371826), (142, 1336240), (160, 1185913), (284, 668120), (355, 534496), (568, 334060), (710, 267248), (1136, 167030), (1420, 133624), (2272, 83515), (2840, 66812), (5680, 33406), (11360, 16703)]