2005647975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5039}}^1$

素因数の和:5145

約数の個数: 72

約数和(自身を含む): 3777883200

約数和(自身を除く): 1772235225

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 61, 75, 87, 145, 183, 225, 261, 305, 435, 549, 725, 915, 1305, 1525, 1769, 2175, 2745, 4575, 5039, 5307, 6525, 8845, 13725, 15117, 15921, 25195, 26535, 44225, 45351, 75585, 79605, 125975, 132675, 146131, 226755, 307379, 377925, 398025, 438393, 730655, 922137, 1133775, 1315179, 1536895, 2191965, 2766411, 3653275, 4610685, 6575895, 7684475, 8913991, 10959825, 13832055, 23053425, 26741973, 32879475, 44569955, 69160275, 80225919, 133709865, 222849775, 401129595, 668549325, 2005647975]

約数ペア:

[(1, 2005647975), (3, 668549325), (5, 401129595), (9, 222849775), (15, 133709865), (25, 80225919), (29, 69160275), (45, 44569955), (61, 32879475), (75, 26741973), (87, 23053425), (145, 13832055), (183, 10959825), (225, 8913991), (261, 7684475), (305, 6575895), (435, 4610685), (549, 3653275), (725, 2766411), (915, 2191965), (1305, 1536895), (1525, 1315179), (1769, 1133775), (2175, 922137), (2745, 730655), (4575, 438393), (5039, 398025), (5307, 377925), (6525, 307379), (8845, 226755), (13725, 146131), (15117, 132675), (15921, 125975), (25195, 79605), (26535, 75585), (44225, 45351)]