2989598975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 4119498240

約数和(自身を除く): 1129899265

約数列:

[1, 5, 11, 25, 55, 79, 241, 275, 395, 571, 869, 1205, 1975, 2651, 2855, 4345, 6025, 6281, 13255, 14275, 19039, 21725, 31405, 45109, 66275, 95195, 137611, 157025, 209429, 225545, 475975, 496199, 688055, 1047145, 1127725, 1513721, 2480995, 3440275, 5235725, 7568605, 10871269, 12404975, 37843025, 54356345, 119583959, 271781725, 597919795, 2989598975]

約数ペア:

[(1, 2989598975), (5, 597919795), (11, 271781725), (25, 119583959), (55, 54356345), (79, 37843025), (241, 12404975), (275, 10871269), (395, 7568605), (571, 5235725), (869, 3440275), (1205, 2480995), (1975, 1513721), (2651, 1127725), (2855, 1047145), (4345, 688055), (6025, 496199), (6281, 475975), (13255, 225545), (14275, 209429), (19039, 157025), (21725, 137611), (31405, 95195), (45109, 66275)]