85148360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:902

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 124803640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 431, 440, 449, 862, 898, 1724, 1796, 2155, 2245, 3448, 3592, 4310, 4490, 4741, 4939, 8620, 8980, 9482, 9878, 17240, 17960, 18964, 19756, 23705, 24695, 37928, 39512, 47410, 49390, 94820, 98780, 189640, 193519, 197560, 387038, 774076, 967595, 1548152, 1935190, 2128709, 3870380, 4257418, 7740760, 8514836, 10643545, 17029672, 21287090, 42574180, 85148360]

約数ペア:

[(1, 85148360), (2, 42574180), (4, 21287090), (5, 17029672), (8, 10643545), (10, 8514836), (11, 7740760), (20, 4257418), (22, 3870380), (40, 2128709), (44, 1935190), (55, 1548152), (88, 967595), (110, 774076), (220, 387038), (431, 197560), (440, 193519), (449, 189640), (862, 98780), (898, 94820), (1724, 49390), (1796, 47410), (2155, 39512), (2245, 37928), (3448, 24695), (3592, 23705), (4310, 19756), (4490, 18964), (4741, 17960), (4939, 17240), (8620, 9878), (8980, 9482)]