8744358640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{5783}}^1$

素因数の和:6298

約数の個数: 80

約数和(自身を含む): 20875288896

約数和(自身を除く): 12130930256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 461, 656, 820, 922, 1640, 1844, 2305, 3280, 3688, 4610, 5783, 7376, 9220, 11566, 18440, 18901, 23132, 28915, 36880, 37802, 46264, 57830, 75604, 92528, 94505, 115660, 151208, 189010, 231320, 237103, 302416, 378020, 462640, 474206, 756040, 948412, 1185515, 1512080, 1896824, 2371030, 2665963, 3793648, 4742060, 5331926, 9484120, 10663852, 13329815, 18968240, 21327704, 26659630, 42655408, 53319260, 106638520, 109304483, 213277040, 218608966, 437217932, 546522415, 874435864, 1093044830, 1748871728, 2186089660, 4372179320, 8744358640]

約数ペア:

[(1, 8744358640), (2, 4372179320), (4, 2186089660), (5, 1748871728), (8, 1093044830), (10, 874435864), (16, 546522415), (20, 437217932), (40, 218608966), (41, 213277040), (80, 109304483), (82, 106638520), (164, 53319260), (205, 42655408), (328, 26659630), (410, 21327704), (461, 18968240), (656, 13329815), (820, 10663852), (922, 9484120), (1640, 5331926), (1844, 4742060), (2305, 3793648), (3280, 2665963), (3688, 2371030), (4610, 1896824), (5783, 1512080), (7376, 1185515), (9220, 948412), (11566, 756040), (18440, 474206), (18901, 462640), (23132, 378020), (28915, 302416), (36880, 237103), (37802, 231320), (46264, 189010), (57830, 151208), (75604, 115660), (92528, 94505)]