72040388

素因数分解:

$2^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1847}}^1$

素因数の和:2064

約数の個数: 36

約数和(自身を含む): 147470400

約数和(自身を除く): 75430012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 398, 796, 1393, 1847, 2786, 3694, 5572, 7388, 9751, 12929, 19502, 25858, 39004, 51716, 90503, 181006, 362012, 367553, 735106, 1470212, 2572871, 5145742, 10291484, 18010097, 36020194, 72040388]

約数ペア:

[(1, 72040388), (2, 36020194), (4, 18010097), (7, 10291484), (14, 5145742), (28, 2572871), (49, 1470212), (98, 735106), (196, 367553), (199, 362012), (398, 181006), (796, 90503), (1393, 51716), (1847, 39004), (2786, 25858), (3694, 19502), (5572, 12929), (7388, 9751)]