82066960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 197612352

約数和(自身を除く): 115545392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 67, 80, 122, 134, 244, 251, 268, 305, 335, 488, 502, 536, 610, 670, 976, 1004, 1072, 1220, 1255, 1340, 2008, 2440, 2510, 2680, 4016, 4087, 4880, 5020, 5360, 8174, 10040, 15311, 16348, 16817, 20080, 20435, 30622, 32696, 33634, 40870, 61244, 65392, 67268, 76555, 81740, 84085, 122488, 134536, 153110, 163480, 168170, 244976, 269072, 306220, 326960, 336340, 612440, 672680, 1025837, 1224880, 1345360, 2051674, 4103348, 5129185, 8206696, 10258370, 16413392, 20516740, 41033480, 82066960]

約数ペア:

[(1, 82066960), (2, 41033480), (4, 20516740), (5, 16413392), (8, 10258370), (10, 8206696), (16, 5129185), (20, 4103348), (40, 2051674), (61, 1345360), (67, 1224880), (80, 1025837), (122, 672680), (134, 612440), (244, 336340), (251, 326960), (268, 306220), (305, 269072), (335, 244976), (488, 168170), (502, 163480), (536, 153110), (610, 134536), (670, 122488), (976, 84085), (1004, 81740), (1072, 76555), (1220, 67268), (1255, 65392), (1340, 61244), (2008, 40870), (2440, 33634), (2510, 32696), (2680, 30622), (4016, 20435), (4087, 20080), (4880, 16817), (5020, 16348), (5360, 15311), (8174, 10040)]