80540145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13457}}^1$

素因数の和:13494

約数の個数: 48

約数和(自身を含む): 167955840

約数和(自身を除く): 87415695

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 13457, 40371, 67285, 94199, 121113, 201855, 255683, 282597, 470995, 605565, 767049, 847791, 1278415, 1412985, 1789781, 2301147, 3835245, 4238955, 5369343, 8948905, 11505735, 16108029, 26846715, 80540145]

約数ペア:

[(1, 80540145), (3, 26846715), (5, 16108029), (7, 11505735), (9, 8948905), (15, 5369343), (19, 4238955), (21, 3835245), (35, 2301147), (45, 1789781), (57, 1412985), (63, 1278415), (95, 847791), (105, 767049), (133, 605565), (171, 470995), (285, 282597), (315, 255683), (399, 201855), (665, 121113), (855, 94199), (1197, 67285), (1995, 40371), (5985, 13457)]