80707585

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 120245760

約数和(自身を除く): 39538175

約数列:

[1, 5, 7, 17, 35, 79, 85, 101, 119, 289, 395, 505, 553, 595, 707, 1343, 1445, 1717, 2023, 2765, 3535, 6715, 7979, 8585, 9401, 10115, 12019, 22831, 29189, 39895, 47005, 55853, 60095, 114155, 135643, 145945, 159817, 204323, 279265, 678215, 799085, 949501, 1021615, 2305931, 4747505, 11529655, 16141517, 80707585]

約数ペア:

[(1, 80707585), (5, 16141517), (7, 11529655), (17, 4747505), (35, 2305931), (79, 1021615), (85, 949501), (101, 799085), (119, 678215), (289, 279265), (395, 204323), (505, 159817), (553, 145945), (595, 135643), (707, 114155), (1343, 60095), (1445, 55853), (1717, 47005), (2023, 39895), (2765, 29189), (3535, 22831), (6715, 12019), (7979, 10115), (8585, 9401)]