201680187400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{315421}}^1$

素因数の和:315599

約数の個数: 96

約数和(自身を含む): 492815332800

約数和(自身を除く): 291135145400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 139, 184, 200, 230, 278, 460, 556, 575, 695, 920, 1112, 1150, 1390, 2300, 2780, 3197, 3475, 4600, 5560, 6394, 6950, 12788, 13900, 15985, 25576, 27800, 31970, 63940, 79925, 127880, 159850, 315421, 319700, 630842, 639400, 1261684, 1577105, 2523368, 3154210, 6308420, 7254683, 7885525, 12616840, 14509366, 15771050, 29018732, 31542100, 36273415, 43843519, 58037464, 63084200, 72546830, 87687038, 145093660, 175374076, 181367075, 219217595, 290187320, 350748152, 362734150, 438435190, 725468300, 876870380, 1008400937, 1096087975, 1450936600, 1753740760, 2016801874, 2192175950, 4033603748, 4384351900, 5042004685, 8067207496, 8768703800, 10084009370, 20168018740, 25210023425, 40336037480, 50420046850, 100840093700, 201680187400]

約数ペア:

[(1, 201680187400), (2, 100840093700), (4, 50420046850), (5, 40336037480), (8, 25210023425), (10, 20168018740), (20, 10084009370), (23, 8768703800), (25, 8067207496), (40, 5042004685), (46, 4384351900), (50, 4033603748), (92, 2192175950), (100, 2016801874), (115, 1753740760), (139, 1450936600), (184, 1096087975), (200, 1008400937), (230, 876870380), (278, 725468300), (460, 438435190), (556, 362734150), (575, 350748152), (695, 290187320), (920, 219217595), (1112, 181367075), (1150, 175374076), (1390, 145093660), (2300, 87687038), (2780, 72546830), (3197, 63084200), (3475, 58037464), (4600, 43843519), (5560, 36273415), (6394, 31542100), (6950, 29018732), (12788, 15771050), (13900, 14509366), (15985, 12616840), (25576, 7885525), (27800, 7254683), (31970, 6308420), (63940, 3154210), (79925, 2523368), (127880, 1577105), (159850, 1261684), (315421, 639400), (319700, 630842)]