64049475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6421}}^1$

素因数の和:6460

約数の個数: 48

約数和(自身を含む): 127412480

約数和(自身を除く): 63363005

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 6421, 9975, 19263, 32105, 44947, 96315, 121999, 134841, 160525, 224735, 365997, 481575, 609995, 674205, 853993, 1123675, 1829985, 2561979, 3049975, 3371025, 4269965, 9149925, 12809895, 21349825, 64049475]

約数ペア:

[(1, 64049475), (3, 21349825), (5, 12809895), (7, 9149925), (15, 4269965), (19, 3371025), (21, 3049975), (25, 2561979), (35, 1829985), (57, 1123675), (75, 853993), (95, 674205), (105, 609995), (133, 481575), (175, 365997), (285, 224735), (399, 160525), (475, 134841), (525, 121999), (665, 96315), (1425, 44947), (1995, 32105), (3325, 19263), (6421, 9975)]