64676690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 132765696

約数和(自身を除く): 68089006

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 97, 115, 130, 194, 223, 230, 299, 446, 485, 598, 970, 1115, 1261, 1495, 2230, 2231, 2522, 2899, 2990, 4462, 5129, 5798, 6305, 10258, 11155, 12610, 14495, 21631, 22310, 25645, 28990, 29003, 43262, 51290, 58006, 66677, 108155, 133354, 145015, 216310, 281203, 290030, 333385, 497513, 562406, 666770, 995026, 1406015, 2487565, 2812030, 4975130, 6467669, 12935338, 32338345, 64676690]

約数ペア:

[(1, 64676690), (2, 32338345), (5, 12935338), (10, 6467669), (13, 4975130), (23, 2812030), (26, 2487565), (46, 1406015), (65, 995026), (97, 666770), (115, 562406), (130, 497513), (194, 333385), (223, 290030), (230, 281203), (299, 216310), (446, 145015), (485, 133354), (598, 108155), (970, 66677), (1115, 58006), (1261, 51290), (1495, 43262), (2230, 29003), (2231, 28990), (2522, 25645), (2899, 22310), (2990, 21631), (4462, 14495), (5129, 12610), (5798, 11155), (6305, 10258)]