71388400

素因数分解:

$2^4\times 5^2\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:898

約数の個数: 60

約数和(自身を含む): 172357272

約数和(自身を除く): 100968872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 317, 400, 563, 634, 1126, 1268, 1585, 2252, 2536, 2815, 3170, 4504, 5072, 5630, 6340, 7925, 9008, 11260, 12680, 14075, 15850, 22520, 25360, 28150, 31700, 45040, 56300, 63400, 112600, 126800, 178471, 225200, 356942, 713884, 892355, 1427768, 1784710, 2855536, 3569420, 4461775, 7138840, 8923550, 14277680, 17847100, 35694200, 71388400]

約数ペア:

[(1, 71388400), (2, 35694200), (4, 17847100), (5, 14277680), (8, 8923550), (10, 7138840), (16, 4461775), (20, 3569420), (25, 2855536), (40, 1784710), (50, 1427768), (80, 892355), (100, 713884), (200, 356942), (317, 225200), (400, 178471), (563, 126800), (634, 112600), (1126, 63400), (1268, 56300), (1585, 45040), (2252, 31700), (2536, 28150), (2815, 25360), (3170, 22520), (4504, 15850), (5072, 14075), (5630, 12680), (6340, 11260), (7925, 9008)]