289237325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 403724160

約数和(自身を除く): 114486835

約数列:

[1, 5, 13, 25, 37, 65, 67, 185, 325, 335, 359, 481, 871, 925, 1675, 1795, 2405, 2479, 4355, 4667, 8975, 12025, 12395, 13283, 21775, 23335, 24053, 32227, 61975, 66415, 116675, 120265, 161135, 172679, 312689, 332075, 601325, 805675, 863395, 889961, 1563445, 4316975, 4449805, 7817225, 11569493, 22249025, 57847465, 289237325]

約数ペア:

[(1, 289237325), (5, 57847465), (13, 22249025), (25, 11569493), (37, 7817225), (65, 4449805), (67, 4316975), (185, 1563445), (325, 889961), (335, 863395), (359, 805675), (481, 601325), (871, 332075), (925, 312689), (1675, 172679), (1795, 161135), (2405, 120265), (2479, 116675), (4355, 66415), (4667, 61975), (8975, 32227), (12025, 24053), (12395, 23335), (13283, 21775)]