81061968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3511}}^1$

素因数の和:3572

約数の個数: 80

約数和(自身を含む): 231679616

約数和(自身を除く): 150617648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 888, 962, 1443, 1776, 1924, 2886, 3511, 3848, 5772, 7022, 7696, 10533, 11544, 14044, 21066, 23088, 28088, 42132, 45643, 56176, 84264, 91286, 129907, 136929, 168528, 182572, 259814, 273858, 365144, 389721, 519628, 547716, 730288, 779442, 1039256, 1095432, 1558884, 1688791, 2078512, 2190864, 3117768, 3377582, 5066373, 6235536, 6755164, 10132746, 13510328, 20265492, 27020656, 40530984, 81061968]

約数ペア:

[(1, 81061968), (2, 40530984), (3, 27020656), (4, 20265492), (6, 13510328), (8, 10132746), (12, 6755164), (13, 6235536), (16, 5066373), (24, 3377582), (26, 3117768), (37, 2190864), (39, 2078512), (48, 1688791), (52, 1558884), (74, 1095432), (78, 1039256), (104, 779442), (111, 730288), (148, 547716), (156, 519628), (208, 389721), (222, 365144), (296, 273858), (312, 259814), (444, 182572), (481, 168528), (592, 136929), (624, 129907), (888, 91286), (962, 84264), (1443, 56176), (1776, 45643), (1924, 42132), (2886, 28088), (3511, 23088), (3848, 21066), (5772, 14044), (7022, 11544), (7696, 10533)]