79918275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3299}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 147312000

約数和(自身を除く): 67393725

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 3299, 4845, 8075, 9897, 16495, 24225, 49485, 56083, 62681, 82475, 168249, 188043, 247425, 280415, 313405, 841245, 940215, 1065577, 1402075, 1567025, 3196731, 4206225, 4701075, 5327885, 15983655, 26639425, 79918275]

約数ペア:

[(1, 79918275), (3, 26639425), (5, 15983655), (15, 5327885), (17, 4701075), (19, 4206225), (25, 3196731), (51, 1567025), (57, 1402075), (75, 1065577), (85, 940215), (95, 841245), (255, 313405), (285, 280415), (323, 247425), (425, 188043), (475, 168249), (969, 82475), (1275, 62681), (1425, 56083), (1615, 49485), (3299, 24225), (4845, 16495), (8075, 9897)]