71644120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105359}}^1$

素因数の和:105387

約数の個数: 32

約数和(自身を含む): 170683200

約数和(自身を除く): 99039080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 105359, 210718, 421436, 526795, 842872, 1053590, 1791103, 2107180, 3582206, 4214360, 7164412, 8955515, 14328824, 17911030, 35822060, 71644120]

約数ペア:

[(1, 71644120), (2, 35822060), (4, 17911030), (5, 14328824), (8, 8955515), (10, 7164412), (17, 4214360), (20, 3582206), (34, 2107180), (40, 1791103), (68, 1053590), (85, 842872), (136, 526795), (170, 421436), (340, 210718), (680, 105359)]