85998320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 207361728

約数和(自身を除く): 121363408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 157, 164, 167, 205, 314, 328, 334, 410, 628, 656, 668, 785, 820, 835, 1256, 1336, 1570, 1640, 1670, 2512, 2672, 3140, 3280, 3340, 6280, 6437, 6680, 6847, 12560, 12874, 13360, 13694, 25748, 26219, 27388, 32185, 34235, 51496, 52438, 54776, 64370, 68470, 102992, 104876, 109552, 128740, 131095, 136940, 209752, 257480, 262190, 273880, 419504, 514960, 524380, 547760, 1048760, 1074979, 2097520, 2149958, 4299916, 5374895, 8599832, 10749790, 17199664, 21499580, 42999160, 85998320]

約数ペア:

[(1, 85998320), (2, 42999160), (4, 21499580), (5, 17199664), (8, 10749790), (10, 8599832), (16, 5374895), (20, 4299916), (40, 2149958), (41, 2097520), (80, 1074979), (82, 1048760), (157, 547760), (164, 524380), (167, 514960), (205, 419504), (314, 273880), (328, 262190), (334, 257480), (410, 209752), (628, 136940), (656, 131095), (668, 128740), (785, 109552), (820, 104876), (835, 102992), (1256, 68470), (1336, 64370), (1570, 54776), (1640, 52438), (1670, 51496), (2512, 34235), (2672, 32185), (3140, 27388), (3280, 26219), (3340, 25748), (6280, 13694), (6437, 13360), (6680, 12874), (6847, 12560)]