81856512

素因数分解:

$2^{11}\times 3^2\times {\mathrm{4441}}^1$

素因数の和:4469

約数の個数: 72

約数和(自身を含む): 236469870

約数和(自身を除く): 154613358

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4441, 4608, 6144, 8882, 9216, 13323, 17764, 18432, 26646, 35528, 39969, 53292, 71056, 79938, 106584, 142112, 159876, 213168, 284224, 319752, 426336, 568448, 639504, 852672, 1136896, 1279008, 1705344, 2273792, 2558016, 3410688, 4547584, 5116032, 6821376, 9095168, 10232064, 13642752, 20464128, 27285504, 40928256, 81856512]

約数ペア:

[(1, 81856512), (2, 40928256), (3, 27285504), (4, 20464128), (6, 13642752), (8, 10232064), (9, 9095168), (12, 6821376), (16, 5116032), (18, 4547584), (24, 3410688), (32, 2558016), (36, 2273792), (48, 1705344), (64, 1279008), (72, 1136896), (96, 852672), (128, 639504), (144, 568448), (192, 426336), (256, 319752), (288, 284224), (384, 213168), (512, 159876), (576, 142112), (768, 106584), (1024, 79938), (1152, 71056), (1536, 53292), (2048, 39969), (2304, 35528), (3072, 26646), (4441, 18432), (4608, 17764), (6144, 13323), (8882, 9216)]