27786075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 54282240

約数和(自身を除く): 26496165

約数列:

[1, 3, 5, 15, 17, 19, 25, 31, 37, 51, 57, 75, 85, 93, 95, 111, 155, 185, 255, 285, 323, 425, 465, 475, 527, 555, 589, 629, 703, 775, 925, 969, 1147, 1275, 1425, 1581, 1615, 1767, 1887, 2109, 2325, 2635, 2775, 2945, 3145, 3441, 3515, 4845, 5735, 7905, 8075, 8835, 9435, 10013, 10545, 11951, 13175, 14725, 15725, 17205, 17575, 19499, 21793, 24225, 28675, 30039, 35853, 39525, 44175, 47175, 50065, 52725, 58497, 59755, 65379, 86025, 97495, 108965, 150195, 179265, 250325, 292485, 298775, 326895, 370481, 487475, 544825, 750975, 896325, 1111443, 1462425, 1634475, 1852405, 5557215, 9262025, 27786075]

約数ペア:

[(1, 27786075), (3, 9262025), (5, 5557215), (15, 1852405), (17, 1634475), (19, 1462425), (25, 1111443), (31, 896325), (37, 750975), (51, 544825), (57, 487475), (75, 370481), (85, 326895), (93, 298775), (95, 292485), (111, 250325), (155, 179265), (185, 150195), (255, 108965), (285, 97495), (323, 86025), (425, 65379), (465, 59755), (475, 58497), (527, 52725), (555, 50065), (589, 47175), (629, 44175), (703, 39525), (775, 35853), (925, 30039), (969, 28675), (1147, 24225), (1275, 21793), (1425, 19499), (1581, 17575), (1615, 17205), (1767, 15725), (1887, 14725), (2109, 13175), (2325, 11951), (2635, 10545), (2775, 10013), (2945, 9435), (3145, 8835), (3441, 8075), (3515, 7905), (4845, 5735)]