1900294595

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^2$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 2607020640

約数和(自身を除く): 706726045

約数列:

[1, 5, 17, 19, 53, 85, 95, 149, 265, 323, 745, 901, 1007, 1615, 2533, 2831, 4505, 5035, 7897, 12665, 14155, 17119, 22201, 39485, 48127, 85595, 111005, 134249, 150043, 240635, 377417, 421819, 671245, 750215, 1176653, 1887085, 2109095, 2550731, 5883265, 7170923, 12753655, 20003101, 22356407, 35854615, 100015505, 111782035, 380058919, 1900294595]

約数ペア:

[(1, 1900294595), (5, 380058919), (17, 111782035), (19, 100015505), (53, 35854615), (85, 22356407), (95, 20003101), (149, 12753655), (265, 7170923), (323, 5883265), (745, 2550731), (901, 2109095), (1007, 1887085), (1615, 1176653), (2533, 750215), (2831, 671245), (4505, 421819), (5035, 377417), (7897, 240635), (12665, 150043), (14155, 134249), (17119, 111005), (22201, 85595), (39485, 48127)]