12546950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 25519200

約数和(自身を除く): 12972250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 130, 194, 199, 325, 398, 485, 650, 970, 995, 1261, 1990, 2425, 2522, 2587, 4850, 4975, 5174, 6305, 9950, 12610, 12935, 19303, 25870, 31525, 38606, 63050, 64675, 96515, 129350, 193030, 250939, 482575, 501878, 965150, 1254695, 2509390, 6273475, 12546950]

約数ペア:

[(1, 12546950), (2, 6273475), (5, 2509390), (10, 1254695), (13, 965150), (25, 501878), (26, 482575), (50, 250939), (65, 193030), (97, 129350), (130, 96515), (194, 64675), (199, 63050), (325, 38606), (398, 31525), (485, 25870), (650, 19303), (970, 12935), (995, 12610), (1261, 9950), (1990, 6305), (2425, 5174), (2522, 4975), (2587, 4850)]