28959700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3761}}^1$

素因数の和:3793

約数の個数: 72

約数和(自身を含む): 78369984

約数和(自身を除く): 49410284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3761, 3850, 7522, 7700, 15044, 18805, 26327, 37610, 41371, 52654, 75220, 82742, 94025, 105308, 131635, 165484, 188050, 206855, 263270, 289597, 376100, 413710, 526540, 579194, 658175, 827420, 1034275, 1158388, 1316350, 1447985, 2068550, 2632700, 2895970, 4137100, 5791940, 7239925, 14479850, 28959700]

約数ペア:

[(1, 28959700), (2, 14479850), (4, 7239925), (5, 5791940), (7, 4137100), (10, 2895970), (11, 2632700), (14, 2068550), (20, 1447985), (22, 1316350), (25, 1158388), (28, 1034275), (35, 827420), (44, 658175), (50, 579194), (55, 526540), (70, 413710), (77, 376100), (100, 289597), (110, 263270), (140, 206855), (154, 188050), (175, 165484), (220, 131635), (275, 105308), (308, 94025), (350, 82742), (385, 75220), (550, 52654), (700, 41371), (770, 37610), (1100, 26327), (1540, 18805), (1925, 15044), (3761, 7700), (3850, 7522)]