102132680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 248981040

約数和(自身を除く): 146848360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 985, 997, 1576, 1970, 1994, 2561, 3940, 3988, 4985, 5122, 7880, 7976, 9970, 10244, 12805, 12961, 19940, 20488, 25610, 25922, 39880, 51220, 51844, 64805, 102440, 103688, 129610, 196409, 259220, 392818, 518440, 785636, 982045, 1571272, 1964090, 2553317, 3928180, 5106634, 7856360, 10213268, 12766585, 20426536, 25533170, 51066340, 102132680]

約数ペア:

[(1, 102132680), (2, 51066340), (4, 25533170), (5, 20426536), (8, 12766585), (10, 10213268), (13, 7856360), (20, 5106634), (26, 3928180), (40, 2553317), (52, 1964090), (65, 1571272), (104, 982045), (130, 785636), (197, 518440), (260, 392818), (394, 259220), (520, 196409), (788, 129610), (985, 103688), (997, 102440), (1576, 64805), (1970, 51844), (1994, 51220), (2561, 39880), (3940, 25922), (3988, 25610), (4985, 20488), (5122, 19940), (7880, 12961), (7976, 12805), (9970, 10244)]