78905704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{857}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 157065480

約数和(自身を除く): 78159776

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 677, 857, 1354, 1714, 2708, 3428, 5416, 6856, 11509, 14569, 23018, 29138, 46036, 58276, 92072, 116552, 580189, 1160378, 2320756, 4641512, 9863213, 19726426, 39452852, 78905704]

約数ペア:

[(1, 78905704), (2, 39452852), (4, 19726426), (8, 9863213), (17, 4641512), (34, 2320756), (68, 1160378), (136, 580189), (677, 116552), (857, 92072), (1354, 58276), (1714, 46036), (2708, 29138), (3428, 23018), (5416, 14569), (6856, 11509)]