81613712

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1683

約数の個数: 40

約数和(自身を含む): 164331000

約数和(自身を除く): 82717288

約数列:

[1, 2, 4, 8, 16, 37, 74, 89, 148, 178, 296, 356, 592, 712, 1424, 1549, 3098, 3293, 6196, 6586, 12392, 13172, 24784, 26344, 52688, 57313, 114626, 137861, 229252, 275722, 458504, 551444, 917008, 1102888, 2205776, 5100857, 10201714, 20403428, 40806856, 81613712]

約数ペア:

[(1, 81613712), (2, 40806856), (4, 20403428), (8, 10201714), (16, 5100857), (37, 2205776), (74, 1102888), (89, 917008), (148, 551444), (178, 458504), (296, 275722), (356, 229252), (592, 137861), (712, 114626), (1424, 57313), (1549, 52688), (3098, 26344), (3293, 24784), (6196, 13172), (6586, 12392)]