26883827720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 62460720000

約数和(自身を除く): 35576892280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 89, 134, 178, 268, 269, 335, 356, 419, 445, 536, 538, 670, 712, 838, 890, 1076, 1340, 1345, 1676, 1780, 2095, 2152, 2680, 2690, 3352, 3560, 4190, 5380, 5963, 8380, 10760, 11926, 16760, 18023, 23852, 23941, 28073, 29815, 36046, 37291, 47704, 47882, 56146, 59630, 72092, 74582, 90115, 95764, 112292, 112711, 119260, 119705, 140365, 144184, 149164, 180230, 186455, 191528, 224584, 225422, 238520, 239410, 280730, 298328, 360460, 372910, 450844, 478820, 561460, 563555, 720920, 745820, 901688, 957640, 1122920, 1127110, 1491640, 1604047, 2254220, 2498497, 3208094, 4508440, 4996994, 6416188, 7551637, 8020235, 9993988, 10031279, 12492485, 12832376, 15103274, 16040470, 19987976, 20062558, 24984970, 30206548, 32080940, 37758185, 40125116, 49969940, 50156395, 60413096, 64161880, 75516370, 80250232, 99939880, 100312790, 151032740, 200625580, 302065480, 401251160, 672095693, 1344191386, 2688382772, 3360478465, 5376765544, 6720956930, 13441913860, 26883827720]

約数ペア:

[(1, 26883827720), (2, 13441913860), (4, 6720956930), (5, 5376765544), (8, 3360478465), (10, 2688382772), (20, 1344191386), (40, 672095693), (67, 401251160), (89, 302065480), (134, 200625580), (178, 151032740), (268, 100312790), (269, 99939880), (335, 80250232), (356, 75516370), (419, 64161880), (445, 60413096), (536, 50156395), (538, 49969940), (670, 40125116), (712, 37758185), (838, 32080940), (890, 30206548), (1076, 24984970), (1340, 20062558), (1345, 19987976), (1676, 16040470), (1780, 15103274), (2095, 12832376), (2152, 12492485), (2680, 10031279), (2690, 9993988), (3352, 8020235), (3560, 7551637), (4190, 6416188), (5380, 4996994), (5963, 4508440), (8380, 3208094), (10760, 2498497), (11926, 2254220), (16760, 1604047), (18023, 1491640), (23852, 1127110), (23941, 1122920), (28073, 957640), (29815, 901688), (36046, 745820), (37291, 720920), (47704, 563555), (47882, 561460), (56146, 478820), (59630, 450844), (72092, 372910), (74582, 360460), (90115, 298328), (95764, 280730), (112292, 239410), (112711, 238520), (119260, 225422), (119705, 224584), (140365, 191528), (144184, 186455), (149164, 180230)]