872156715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 1521676800

約数和(自身を除く): 649520085

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 101, 123, 205, 285, 303, 505, 615, 739, 779, 1515, 1919, 2217, 2337, 3695, 3895, 4141, 5757, 9595, 11085, 11685, 12423, 14041, 20705, 28785, 30299, 42123, 62115, 70205, 74639, 78679, 90897, 151495, 210615, 223917, 236037, 373195, 393395, 454485, 575681, 1119585, 1180185, 1418141, 1727043, 2878405, 3060199, 4254423, 7090705, 8635215, 9180597, 15300995, 21272115, 45902985, 58143781, 174431343, 290718905, 872156715]

約数ペア:

[(1, 872156715), (3, 290718905), (5, 174431343), (15, 58143781), (19, 45902985), (41, 21272115), (57, 15300995), (95, 9180597), (101, 8635215), (123, 7090705), (205, 4254423), (285, 3060199), (303, 2878405), (505, 1727043), (615, 1418141), (739, 1180185), (779, 1119585), (1515, 575681), (1919, 454485), (2217, 393395), (2337, 373195), (3695, 236037), (3895, 223917), (4141, 210615), (5757, 151495), (9595, 90897), (11085, 78679), (11685, 74639), (12423, 70205), (14041, 62115), (20705, 42123), (28785, 30299)]