407487025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{863}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 590105088

約数和(自身を除く): 182618063

約数列:

[1, 5, 11, 17, 25, 55, 85, 101, 187, 275, 425, 505, 863, 935, 1111, 1717, 2525, 4315, 4675, 5555, 8585, 9493, 14671, 18887, 21575, 27775, 42925, 47465, 73355, 87163, 94435, 161381, 237325, 366775, 435815, 472175, 806905, 958793, 1481771, 2179075, 4034525, 4793965, 7408855, 16299481, 23969825, 37044275, 81497405, 407487025]

約数ペア:

[(1, 407487025), (5, 81497405), (11, 37044275), (17, 23969825), (25, 16299481), (55, 7408855), (85, 4793965), (101, 4034525), (187, 2179075), (275, 1481771), (425, 958793), (505, 806905), (863, 472175), (935, 435815), (1111, 366775), (1717, 237325), (2525, 161381), (4315, 94435), (4675, 87163), (5555, 73355), (8585, 47465), (9493, 42925), (14671, 27775), (18887, 21575)]