80610416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:861

約数の個数: 40

約数和(自身を含む): 162037248

約数和(自身を除く): 81426832

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 331, 491, 496, 662, 982, 1324, 1964, 2648, 3928, 5296, 7856, 10261, 15221, 20522, 30442, 41044, 60884, 82088, 121768, 162521, 164176, 243536, 325042, 650084, 1300168, 2600336, 5038151, 10076302, 20152604, 40305208, 80610416]

約数ペア:

[(1, 80610416), (2, 40305208), (4, 20152604), (8, 10076302), (16, 5038151), (31, 2600336), (62, 1300168), (124, 650084), (248, 325042), (331, 243536), (491, 164176), (496, 162521), (662, 121768), (982, 82088), (1324, 60884), (1964, 41044), (2648, 30442), (3928, 20522), (5296, 15221), (7856, 10261)]