201878001040

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1361}}^1\times {\mathrm{5849}}^1$

素因数の和:7540

約数の個数: 80

約数和(自身を含む): 471273519600

約数和(自身を除く): 269395518560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1361, 1585, 2536, 2722, 3170, 5072, 5444, 5849, 6340, 6805, 10888, 11698, 12680, 13610, 21776, 23396, 25360, 27220, 29245, 46792, 54440, 58490, 93584, 108880, 116980, 233960, 431437, 467920, 862874, 1725748, 1854133, 2157185, 3451496, 3708266, 4314370, 6902992, 7416532, 7960489, 8628740, 9270665, 14833064, 15920978, 17257480, 18541330, 29666128, 31841956, 34514960, 37082660, 39802445, 63683912, 74165320, 79604890, 127367824, 148330640, 159209780, 318419560, 636839120, 2523475013, 5046950026, 10093900052, 12617375065, 20187800104, 25234750130, 40375600208, 50469500260, 100939000520, 201878001040]

約数ペア:

[(1, 201878001040), (2, 100939000520), (4, 50469500260), (5, 40375600208), (8, 25234750130), (10, 20187800104), (16, 12617375065), (20, 10093900052), (40, 5046950026), (80, 2523475013), (317, 636839120), (634, 318419560), (1268, 159209780), (1361, 148330640), (1585, 127367824), (2536, 79604890), (2722, 74165320), (3170, 63683912), (5072, 39802445), (5444, 37082660), (5849, 34514960), (6340, 31841956), (6805, 29666128), (10888, 18541330), (11698, 17257480), (12680, 15920978), (13610, 14833064), (21776, 9270665), (23396, 8628740), (25360, 7960489), (27220, 7416532), (29245, 6902992), (46792, 4314370), (54440, 3708266), (58490, 3451496), (93584, 2157185), (108880, 1854133), (116980, 1725748), (233960, 862874), (431437, 467920)]