80401616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3623}}^1$

素因数の和:3723

約数の個数: 40

約数和(自身を含む): 166269120

約数和(自身を除く): 85867504

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1168, 1387, 2774, 3623, 5548, 7246, 11096, 14492, 22192, 28984, 57968, 68837, 137674, 264479, 275348, 528958, 550696, 1057916, 1101392, 2115832, 4231664, 5025101, 10050202, 20100404, 40200808, 80401616]

約数ペア:

[(1, 80401616), (2, 40200808), (4, 20100404), (8, 10050202), (16, 5025101), (19, 4231664), (38, 2115832), (73, 1101392), (76, 1057916), (146, 550696), (152, 528958), (292, 275348), (304, 264479), (584, 137674), (1168, 68837), (1387, 57968), (2774, 28984), (3623, 22192), (5548, 14492), (7246, 11096)]