66879560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1567}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 165957120

約数和(自身を除く): 99077560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1567, 1940, 2134, 3134, 3880, 4268, 5335, 6268, 7835, 8536, 10670, 12536, 15670, 17237, 21340, 31340, 34474, 42680, 62680, 68948, 86185, 137896, 151999, 172370, 303998, 344740, 607996, 689480, 759995, 1215992, 1519990, 1671989, 3039980, 3343978, 6079960, 6687956, 8359945, 13375912, 16719890, 33439780, 66879560]

約数ペア:

[(1, 66879560), (2, 33439780), (4, 16719890), (5, 13375912), (8, 8359945), (10, 6687956), (11, 6079960), (20, 3343978), (22, 3039980), (40, 1671989), (44, 1519990), (55, 1215992), (88, 759995), (97, 689480), (110, 607996), (194, 344740), (220, 303998), (388, 172370), (440, 151999), (485, 137896), (776, 86185), (970, 68948), (1067, 62680), (1567, 42680), (1940, 34474), (2134, 31340), (3134, 21340), (3880, 17237), (4268, 15670), (5335, 12536), (6268, 10670), (7835, 8536)]