68538016

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{349}}^1$

素因数の和:414

約数の個数: 72

約数和(自身を含む): 151218900

約数和(自身を除く): 82680884

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 349, 361, 544, 608, 646, 698, 722, 1292, 1396, 1444, 2584, 2792, 2888, 5168, 5584, 5776, 5933, 6137, 6631, 10336, 11168, 11552, 11866, 12274, 13262, 23732, 24548, 26524, 47464, 49096, 53048, 94928, 98192, 106096, 112727, 125989, 189856, 196384, 212192, 225454, 251978, 450908, 503956, 901816, 1007912, 1803632, 2015824, 2141813, 3607264, 4031648, 4283626, 8567252, 17134504, 34269008, 68538016]

約数ペア:

[(1, 68538016), (2, 34269008), (4, 17134504), (8, 8567252), (16, 4283626), (17, 4031648), (19, 3607264), (32, 2141813), (34, 2015824), (38, 1803632), (68, 1007912), (76, 901816), (136, 503956), (152, 450908), (272, 251978), (304, 225454), (323, 212192), (349, 196384), (361, 189856), (544, 125989), (608, 112727), (646, 106096), (698, 98192), (722, 94928), (1292, 53048), (1396, 49096), (1444, 47464), (2584, 26524), (2792, 24548), (2888, 23732), (5168, 13262), (5584, 12274), (5776, 11866), (5933, 11552), (6137, 11168), (6631, 10336)]