72873800

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1831}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 170376000

約数和(自身を除く): 97502200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 796, 995, 1592, 1831, 1990, 3662, 3980, 4975, 7324, 7960, 9155, 9950, 14648, 18310, 19900, 36620, 39800, 45775, 73240, 91550, 183100, 364369, 366200, 728738, 1457476, 1821845, 2914952, 3643690, 7287380, 9109225, 14574760, 18218450, 36436900, 72873800]

約数ペア:

[(1, 72873800), (2, 36436900), (4, 18218450), (5, 14574760), (8, 9109225), (10, 7287380), (20, 3643690), (25, 2914952), (40, 1821845), (50, 1457476), (100, 728738), (199, 366200), (200, 364369), (398, 183100), (796, 91550), (995, 73240), (1592, 45775), (1831, 39800), (1990, 36620), (3662, 19900), (3980, 18310), (4975, 14648), (7324, 9950), (7960, 9155)]