80914160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53233}}^1$

素因数の和:53265

約数の個数: 40

約数和(自身を含む): 198030480

約数和(自身を除く): 117116320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 53233, 106466, 212932, 266165, 425864, 532330, 851728, 1011427, 1064660, 2022854, 2129320, 4045708, 4258640, 5057135, 8091416, 10114270, 16182832, 20228540, 40457080, 80914160]

約数ペア:

[(1, 80914160), (2, 40457080), (4, 20228540), (5, 16182832), (8, 10114270), (10, 8091416), (16, 5057135), (19, 4258640), (20, 4045708), (38, 2129320), (40, 2022854), (76, 1064660), (80, 1011427), (95, 851728), (152, 532330), (190, 425864), (304, 266165), (380, 212932), (760, 106466), (1520, 53233)]