81344589568

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{348031}}^1$

素因数の和:348141

約数の個数: 72

約数和(自身を含む): 179267106816

約数和(自身を除く): 97922517248

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 128, 166, 176, 256, 332, 352, 664, 704, 913, 1328, 1408, 1826, 2656, 2816, 3652, 5312, 7304, 10624, 14608, 21248, 29216, 58432, 116864, 233728, 348031, 696062, 1392124, 2784248, 3828341, 5568496, 7656682, 11136992, 15313364, 22273984, 28886573, 30626728, 44547968, 57773146, 61253456, 89095936, 115546292, 122506912, 231092584, 245013824, 317752303, 462185168, 490027648, 635504606, 924370336, 980055296, 1271009212, 1848740672, 2542018424, 3697481344, 5084036848, 7394962688, 10168073696, 20336147392, 40672294784, 81344589568]

約数ペア:

[(1, 81344589568), (2, 40672294784), (4, 20336147392), (8, 10168073696), (11, 7394962688), (16, 5084036848), (22, 3697481344), (32, 2542018424), (44, 1848740672), (64, 1271009212), (83, 980055296), (88, 924370336), (128, 635504606), (166, 490027648), (176, 462185168), (256, 317752303), (332, 245013824), (352, 231092584), (664, 122506912), (704, 115546292), (913, 89095936), (1328, 61253456), (1408, 57773146), (1826, 44547968), (2656, 30626728), (2816, 28886573), (3652, 22273984), (5312, 15313364), (7304, 11136992), (10624, 7656682), (14608, 5568496), (21248, 3828341), (29216, 2784248), (58432, 1392124), (116864, 696062), (233728, 348031)]