27875920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 69638400

約数和(自身を除く): 41762480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 103, 136, 170, 199, 206, 272, 340, 398, 412, 515, 680, 796, 824, 995, 1030, 1360, 1592, 1648, 1751, 1990, 2060, 3184, 3383, 3502, 3980, 4120, 6766, 7004, 7960, 8240, 8755, 13532, 14008, 15920, 16915, 17510, 20497, 27064, 28016, 33830, 35020, 40994, 54128, 67660, 70040, 81988, 102485, 135320, 140080, 163976, 204970, 270640, 327952, 348449, 409940, 696898, 819880, 1393796, 1639760, 1742245, 2787592, 3484490, 5575184, 6968980, 13937960, 27875920]

約数ペア:

[(1, 27875920), (2, 13937960), (4, 6968980), (5, 5575184), (8, 3484490), (10, 2787592), (16, 1742245), (17, 1639760), (20, 1393796), (34, 819880), (40, 696898), (68, 409940), (80, 348449), (85, 327952), (103, 270640), (136, 204970), (170, 163976), (199, 140080), (206, 135320), (272, 102485), (340, 81988), (398, 70040), (412, 67660), (515, 54128), (680, 40994), (796, 35020), (824, 33830), (995, 28016), (1030, 27064), (1360, 20497), (1592, 17510), (1648, 16915), (1751, 15920), (1990, 14008), (2060, 13532), (3184, 8755), (3383, 8240), (3502, 7960), (3980, 7004), (4120, 6766)]