99845720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1223}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 243673920

約数和(自身を除く): 143828200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1223, 1256, 1570, 2041, 2446, 3140, 4082, 4892, 6115, 6280, 8164, 9784, 10205, 12230, 15899, 16328, 20410, 24460, 31798, 40820, 48920, 63596, 79495, 81640, 127192, 158990, 192011, 317980, 384022, 635960, 768044, 960055, 1536088, 1920110, 2496143, 3840220, 4992286, 7680440, 9984572, 12480715, 19969144, 24961430, 49922860, 99845720]

約数ペア:

[(1, 99845720), (2, 49922860), (4, 24961430), (5, 19969144), (8, 12480715), (10, 9984572), (13, 7680440), (20, 4992286), (26, 3840220), (40, 2496143), (52, 1920110), (65, 1536088), (104, 960055), (130, 768044), (157, 635960), (260, 384022), (314, 317980), (520, 192011), (628, 158990), (785, 127192), (1223, 81640), (1256, 79495), (1570, 63596), (2041, 48920), (2446, 40820), (3140, 31798), (4082, 24460), (4892, 20410), (6115, 16328), (6280, 15899), (8164, 12230), (9784, 10205)]