72457905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 127227456

約数和(自身を除く): 54769551

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 169, 195, 283, 303, 505, 507, 845, 849, 1313, 1415, 1515, 2535, 3679, 3939, 4245, 6565, 11037, 17069, 18395, 19695, 28583, 47827, 51207, 55185, 85345, 85749, 142915, 143481, 239135, 256035, 371579, 428745, 717405, 1114737, 1857895, 4830527, 5573685, 14491581, 24152635, 72457905]

約数ペア:

[(1, 72457905), (3, 24152635), (5, 14491581), (13, 5573685), (15, 4830527), (39, 1857895), (65, 1114737), (101, 717405), (169, 428745), (195, 371579), (283, 256035), (303, 239135), (505, 143481), (507, 142915), (845, 85749), (849, 85345), (1313, 55185), (1415, 51207), (1515, 47827), (2535, 28583), (3679, 19695), (3939, 18395), (4245, 17069), (6565, 11037)]