161238064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45599}}^1$

素因数の和:45637

約数の個数: 40

約数和(自身を含む): 356227200

約数和(自身を除く): 194989136

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 45599, 91198, 182396, 364792, 592787, 729584, 775183, 1185574, 1550366, 2371148, 3100732, 4742296, 6201464, 9484592, 10077379, 12402928, 20154758, 40309516, 80619032, 161238064]

約数ペア:

[(1, 161238064), (2, 80619032), (4, 40309516), (8, 20154758), (13, 12402928), (16, 10077379), (17, 9484592), (26, 6201464), (34, 4742296), (52, 3100732), (68, 2371148), (104, 1550366), (136, 1185574), (208, 775183), (221, 729584), (272, 592787), (442, 364792), (884, 182396), (1768, 91198), (3536, 45599)]