128949470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{6569}}^1$

素因数の和:6740

約数の個数: 32

約数和(自身を含む): 251657280

約数和(自身を除く): 122707810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 3926, 6569, 9815, 13138, 19630, 32845, 65690, 85397, 170794, 426985, 853970, 991919, 1983838, 4959595, 9919190, 12894947, 25789894, 64474735, 128949470]

約数ペア:

[(1, 128949470), (2, 64474735), (5, 25789894), (10, 12894947), (13, 9919190), (26, 4959595), (65, 1983838), (130, 991919), (151, 853970), (302, 426985), (755, 170794), (1510, 85397), (1963, 65690), (3926, 32845), (6569, 19630), (9815, 13138)]