82852040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 191116800

約数和(自身を除く): 108264760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 157, 158, 167, 314, 316, 334, 395, 628, 632, 668, 785, 790, 835, 1256, 1336, 1570, 1580, 1670, 3140, 3160, 3340, 6280, 6680, 12403, 13193, 24806, 26219, 26386, 49612, 52438, 52772, 62015, 65965, 99224, 104876, 105544, 124030, 131095, 131930, 209752, 248060, 262190, 263860, 496120, 524380, 527720, 1048760, 2071301, 4142602, 8285204, 10356505, 16570408, 20713010, 41426020, 82852040]

約数ペア:

[(1, 82852040), (2, 41426020), (4, 20713010), (5, 16570408), (8, 10356505), (10, 8285204), (20, 4142602), (40, 2071301), (79, 1048760), (157, 527720), (158, 524380), (167, 496120), (314, 263860), (316, 262190), (334, 248060), (395, 209752), (628, 131930), (632, 131095), (668, 124030), (785, 105544), (790, 104876), (835, 99224), (1256, 65965), (1336, 62015), (1570, 52772), (1580, 52438), (1670, 49612), (3140, 26386), (3160, 26219), (3340, 24806), (6280, 13193), (6680, 12403)]