65205920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 182891520

約数和(自身を除く): 117685600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 32, 40, 46, 47, 52, 58, 65, 80, 92, 94, 104, 115, 116, 130, 145, 160, 184, 188, 208, 230, 232, 235, 260, 290, 299, 368, 376, 377, 416, 460, 464, 470, 520, 580, 598, 611, 667, 736, 752, 754, 920, 928, 940, 1040, 1081, 1160, 1196, 1222, 1334, 1363, 1495, 1504, 1508, 1840, 1880, 1885, 2080, 2162, 2320, 2392, 2444, 2668, 2726, 2990, 3016, 3055, 3335, 3680, 3760, 3770, 4324, 4640, 4784, 4888, 5336, 5405, 5452, 5980, 6032, 6110, 6670, 6815, 7520, 7540, 8648, 8671, 9568, 9776, 10672, 10810, 10904, 11960, 12064, 12220, 13340, 13630, 14053, 15080, 17296, 17342, 17719, 19552, 21344, 21620, 21808, 23920, 24440, 26680, 27260, 28106, 30160, 31349, 34592, 34684, 35438, 43240, 43355, 43616, 47840, 48880, 53360, 54520, 56212, 60320, 62698, 69368, 70265, 70876, 86480, 86710, 88595, 97760, 106720, 109040, 112424, 125396, 138736, 140530, 141752, 156745, 172960, 173420, 177190, 218080, 224848, 250792, 277472, 281060, 283504, 313490, 346840, 354380, 407537, 449696, 501584, 562120, 567008, 626980, 693680, 708760, 815074, 1003168, 1124240, 1253960, 1387360, 1417520, 1630148, 2037685, 2248480, 2507920, 2835040, 3260296, 4075370, 5015840, 6520592, 8150740, 13041184, 16301480, 32602960, 65205920]

約数ペア:

[(1, 65205920), (2, 32602960), (4, 16301480), (5, 13041184), (8, 8150740), (10, 6520592), (13, 5015840), (16, 4075370), (20, 3260296), (23, 2835040), (26, 2507920), (29, 2248480), (32, 2037685), (40, 1630148), (46, 1417520), (47, 1387360), (52, 1253960), (58, 1124240), (65, 1003168), (80, 815074), (92, 708760), (94, 693680), (104, 626980), (115, 567008), (116, 562120), (130, 501584), (145, 449696), (160, 407537), (184, 354380), (188, 346840), (208, 313490), (230, 283504), (232, 281060), (235, 277472), (260, 250792), (290, 224848), (299, 218080), (368, 177190), (376, 173420), (377, 172960), (416, 156745), (460, 141752), (464, 140530), (470, 138736), (520, 125396), (580, 112424), (598, 109040), (611, 106720), (667, 97760), (736, 88595), (752, 86710), (754, 86480), (920, 70876), (928, 70265), (940, 69368), (1040, 62698), (1081, 60320), (1160, 56212), (1196, 54520), (1222, 53360), (1334, 48880), (1363, 47840), (1495, 43616), (1504, 43355), (1508, 43240), (1840, 35438), (1880, 34684), (1885, 34592), (2080, 31349), (2162, 30160), (2320, 28106), (2392, 27260), (2444, 26680), (2668, 24440), (2726, 23920), (2990, 21808), (3016, 21620), (3055, 21344), (3335, 19552), (3680, 17719), (3760, 17342), (3770, 17296), (4324, 15080), (4640, 14053), (4784, 13630), (4888, 13340), (5336, 12220), (5405, 12064), (5452, 11960), (5980, 10904), (6032, 10810), (6110, 10672), (6670, 9776), (6815, 9568), (7520, 8671), (7540, 8648)]