71012900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 177280320

約数和(自身を除く): 106267420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 229, 350, 443, 458, 700, 886, 916, 1145, 1603, 1772, 2215, 2290, 3101, 3206, 4430, 4580, 5725, 6202, 6412, 8015, 8860, 11075, 11450, 12404, 15505, 16030, 22150, 22900, 31010, 32060, 40075, 44300, 62020, 77525, 80150, 101447, 155050, 160300, 202894, 310100, 405788, 507235, 710129, 1014470, 1420258, 2028940, 2536175, 2840516, 3550645, 5072350, 7101290, 10144700, 14202580, 17753225, 35506450, 71012900]

約数ペア:

[(1, 71012900), (2, 35506450), (4, 17753225), (5, 14202580), (7, 10144700), (10, 7101290), (14, 5072350), (20, 3550645), (25, 2840516), (28, 2536175), (35, 2028940), (50, 1420258), (70, 1014470), (100, 710129), (140, 507235), (175, 405788), (229, 310100), (350, 202894), (443, 160300), (458, 155050), (700, 101447), (886, 80150), (916, 77525), (1145, 62020), (1603, 44300), (1772, 40075), (2215, 32060), (2290, 31010), (3101, 22900), (3206, 22150), (4430, 16030), (4580, 15505), (5725, 12404), (6202, 11450), (6412, 11075), (8015, 8860)]