1396759325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 1931751360

約数和(自身を除く): 534992035

約数列:

[1, 5, 13, 25, 43, 65, 89, 215, 325, 445, 559, 1075, 1123, 1157, 2225, 2795, 3827, 5615, 5785, 13975, 14599, 19135, 28075, 28925, 48289, 49751, 72995, 95675, 99947, 241445, 248755, 364975, 499735, 627757, 1207225, 1243775, 1299311, 2498675, 3138785, 4297721, 6496555, 15693925, 21488605, 32482775, 55870373, 107443025, 279351865, 1396759325]

約数ペア:

[(1, 1396759325), (5, 279351865), (13, 107443025), (25, 55870373), (43, 32482775), (65, 21488605), (89, 15693925), (215, 6496555), (325, 4297721), (445, 3138785), (559, 2498675), (1075, 1299311), (1123, 1243775), (1157, 1207225), (2225, 627757), (2795, 499735), (3827, 364975), (5615, 248755), (5785, 241445), (13975, 99947), (14599, 95675), (19135, 72995), (28075, 49751), (28925, 48289)]