13126040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 31752000

約数和(自身を除く): 18625960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 199, 340, 388, 398, 485, 680, 776, 796, 970, 995, 1592, 1649, 1940, 1990, 3298, 3383, 3880, 3980, 6596, 6766, 7960, 8245, 13192, 13532, 16490, 16915, 19303, 27064, 32980, 33830, 38606, 65960, 67660, 77212, 96515, 135320, 154424, 193030, 328151, 386060, 656302, 772120, 1312604, 1640755, 2625208, 3281510, 6563020, 13126040]

約数ペア:

[(1, 13126040), (2, 6563020), (4, 3281510), (5, 2625208), (8, 1640755), (10, 1312604), (17, 772120), (20, 656302), (34, 386060), (40, 328151), (68, 193030), (85, 154424), (97, 135320), (136, 96515), (170, 77212), (194, 67660), (199, 65960), (340, 38606), (388, 33830), (398, 32980), (485, 27064), (680, 19303), (776, 16915), (796, 16490), (970, 13532), (995, 13192), (1592, 8245), (1649, 7960), (1940, 6766), (1990, 6596), (3298, 3980), (3383, 3880)]