82908760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3089}}^1$

素因数の和:3172

約数の個数: 64

約数和(自身を含む): 206906400

約数和(自身を除く): 123997640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3089, 3355, 5368, 6178, 6710, 12356, 13420, 15445, 24712, 26840, 30890, 33979, 61780, 67958, 123560, 135916, 169895, 188429, 271832, 339790, 376858, 679580, 753716, 942145, 1359160, 1507432, 1884290, 2072719, 3768580, 4145438, 7537160, 8290876, 10363595, 16581752, 20727190, 41454380, 82908760]

約数ペア:

[(1, 82908760), (2, 41454380), (4, 20727190), (5, 16581752), (8, 10363595), (10, 8290876), (11, 7537160), (20, 4145438), (22, 3768580), (40, 2072719), (44, 1884290), (55, 1507432), (61, 1359160), (88, 942145), (110, 753716), (122, 679580), (220, 376858), (244, 339790), (305, 271832), (440, 188429), (488, 169895), (610, 135916), (671, 123560), (1220, 67958), (1342, 61780), (2440, 33979), (2684, 30890), (3089, 26840), (3355, 24712), (5368, 15445), (6178, 13420), (6710, 12356)]