171358480

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 408348864

約数和(自身を除く): 236990384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 131, 166, 197, 262, 332, 394, 415, 524, 655, 664, 788, 830, 985, 1048, 1310, 1328, 1576, 1660, 1970, 2096, 2620, 3152, 3320, 3940, 5240, 6640, 7880, 10480, 10873, 15760, 16351, 21746, 25807, 32702, 43492, 51614, 54365, 65404, 81755, 86984, 103228, 108730, 129035, 130808, 163510, 173968, 206456, 217460, 258070, 261616, 327020, 412912, 434920, 516140, 654040, 869840, 1032280, 1308080, 2064560, 2141981, 4283962, 8567924, 10709905, 17135848, 21419810, 34271696, 42839620, 85679240, 171358480]

約数ペア:

[(1, 171358480), (2, 85679240), (4, 42839620), (5, 34271696), (8, 21419810), (10, 17135848), (16, 10709905), (20, 8567924), (40, 4283962), (80, 2141981), (83, 2064560), (131, 1308080), (166, 1032280), (197, 869840), (262, 654040), (332, 516140), (394, 434920), (415, 412912), (524, 327020), (655, 261616), (664, 258070), (788, 217460), (830, 206456), (985, 173968), (1048, 163510), (1310, 130808), (1328, 129035), (1576, 108730), (1660, 103228), (1970, 86984), (2096, 81755), (2620, 65404), (3152, 54365), (3320, 51614), (3940, 43492), (5240, 32702), (6640, 25807), (7880, 21746), (10480, 16351), (10873, 15760)]