155545725

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 265161600

約数和(自身を除く): 109615875

約数列:

[1, 3, 5, 15, 25, 53, 75, 109, 159, 265, 327, 359, 545, 795, 1077, 1325, 1635, 1795, 2725, 3975, 5385, 5777, 8175, 8975, 17331, 19027, 26925, 28885, 39131, 57081, 86655, 95135, 117393, 144425, 195655, 285405, 433275, 475675, 586965, 978275, 1427025, 2073943, 2934825, 6221829, 10369715, 31109145, 51848575, 155545725]

約数ペア:

[(1, 155545725), (3, 51848575), (5, 31109145), (15, 10369715), (25, 6221829), (53, 2934825), (75, 2073943), (109, 1427025), (159, 978275), (265, 586965), (327, 475675), (359, 433275), (545, 285405), (795, 195655), (1077, 144425), (1325, 117393), (1635, 95135), (1795, 86655), (2725, 57081), (3975, 39131), (5385, 28885), (5777, 26925), (8175, 19027), (8975, 17331)]