71359125

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 122915520

約数和(自身を除く): 51556395

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 139, 185, 375, 417, 555, 695, 925, 1369, 2085, 2775, 3475, 4107, 4625, 5143, 6845, 10425, 13875, 15429, 17375, 20535, 25715, 34225, 52125, 77145, 102675, 128575, 171125, 190291, 385725, 513375, 570873, 642875, 951455, 1928625, 2854365, 4757275, 14271825, 23786375, 71359125]

約数ペア:

[(1, 71359125), (3, 23786375), (5, 14271825), (15, 4757275), (25, 2854365), (37, 1928625), (75, 951455), (111, 642875), (125, 570873), (139, 513375), (185, 385725), (375, 190291), (417, 171125), (555, 128575), (695, 102675), (925, 77145), (1369, 52125), (2085, 34225), (2775, 25715), (3475, 20535), (4107, 17375), (4625, 15429), (5143, 13875), (6845, 10425)]