70999480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 170216640

約数和(自身を除く): 99217160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 340, 397, 526, 680, 794, 1052, 1315, 1588, 1985, 2104, 2630, 3176, 3970, 4471, 5260, 6749, 7940, 8942, 10520, 13498, 15880, 17884, 22355, 26996, 33745, 35768, 44710, 53992, 67490, 89420, 104411, 134980, 178840, 208822, 269960, 417644, 522055, 835288, 1044110, 1774987, 2088220, 3549974, 4176440, 7099948, 8874935, 14199896, 17749870, 35499740, 70999480]

約数ペア:

[(1, 70999480), (2, 35499740), (4, 17749870), (5, 14199896), (8, 8874935), (10, 7099948), (17, 4176440), (20, 3549974), (34, 2088220), (40, 1774987), (68, 1044110), (85, 835288), (136, 522055), (170, 417644), (263, 269960), (340, 208822), (397, 178840), (526, 134980), (680, 104411), (794, 89420), (1052, 67490), (1315, 53992), (1588, 44710), (1985, 35768), (2104, 33745), (2630, 26996), (3176, 22355), (3970, 17884), (4471, 15880), (5260, 13498), (6749, 10520), (7940, 8942)]