492758825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 697872000

約数和(自身を除く): 205113175

約数列:

[1, 5, 13, 19, 25, 65, 95, 199, 247, 325, 401, 475, 995, 1235, 2005, 2587, 3781, 4975, 5213, 6175, 7619, 10025, 12935, 18905, 26065, 38095, 49153, 64675, 79799, 94525, 99047, 130325, 190475, 245765, 398995, 495235, 1037387, 1228825, 1516181, 1994975, 2476175, 5186935, 7580905, 19710353, 25934675, 37904525, 98551765, 492758825]

約数ペア:

[(1, 492758825), (5, 98551765), (13, 37904525), (19, 25934675), (25, 19710353), (65, 7580905), (95, 5186935), (199, 2476175), (247, 1994975), (325, 1516181), (401, 1228825), (475, 1037387), (995, 495235), (1235, 398995), (2005, 245765), (2587, 190475), (3781, 130325), (4975, 99047), (5213, 94525), (6175, 79799), (7619, 64675), (10025, 49153), (12935, 38095), (18905, 26065)]