75291640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 180480960

約数和(自身を除く): 105189320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 340, 421, 526, 680, 842, 1052, 1315, 1684, 2104, 2105, 2630, 3368, 4210, 4471, 5260, 7157, 8420, 8942, 10520, 14314, 16840, 17884, 22355, 28628, 35768, 35785, 44710, 57256, 71570, 89420, 110723, 143140, 178840, 221446, 286280, 442892, 553615, 885784, 1107230, 1882291, 2214460, 3764582, 4428920, 7529164, 9411455, 15058328, 18822910, 37645820, 75291640]

約数ペア:

[(1, 75291640), (2, 37645820), (4, 18822910), (5, 15058328), (8, 9411455), (10, 7529164), (17, 4428920), (20, 3764582), (34, 2214460), (40, 1882291), (68, 1107230), (85, 885784), (136, 553615), (170, 442892), (263, 286280), (340, 221446), (421, 178840), (526, 143140), (680, 110723), (842, 89420), (1052, 71570), (1315, 57256), (1684, 44710), (2104, 35785), (2105, 35768), (2630, 28628), (3368, 22355), (4210, 17884), (4471, 16840), (5260, 14314), (7157, 10520), (8420, 8942)]