26936780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 61297824

約数和(自身を除く): 34361044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 331, 626, 662, 1252, 1324, 1565, 1655, 3130, 3310, 4069, 4303, 6260, 6620, 8138, 8606, 16276, 17212, 20345, 21515, 40690, 43030, 81380, 86060, 103603, 207206, 414412, 518015, 1036030, 1346839, 2072060, 2693678, 5387356, 6734195, 13468390, 26936780]

約数ペア:

[(1, 26936780), (2, 13468390), (4, 6734195), (5, 5387356), (10, 2693678), (13, 2072060), (20, 1346839), (26, 1036030), (52, 518015), (65, 414412), (130, 207206), (260, 103603), (313, 86060), (331, 81380), (626, 43030), (662, 40690), (1252, 21515), (1324, 20345), (1565, 17212), (1655, 16276), (3130, 8606), (3310, 8138), (4069, 6620), (4303, 6260)]