20177884485

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{67601}}^1$

素因数の和:67696

約数の個数: 80

約数和(自身を含む): 40048506432

約数和(自身を除く): 19870621947

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 67, 81, 99, 135, 165, 201, 297, 335, 405, 495, 603, 737, 891, 1005, 1485, 1809, 2211, 3015, 3685, 4455, 5427, 6633, 9045, 11055, 19899, 27135, 33165, 59697, 67601, 99495, 202803, 298485, 338005, 608409, 743611, 1014015, 1825227, 2230833, 3042045, 3718055, 4529267, 5475681, 6692499, 9126135, 11154165, 13587801, 20077497, 22646335, 27378405, 33462495, 40763403, 49821937, 60232491, 67939005, 100387485, 122290209, 149465811, 203817015, 249109685, 301162455, 366870627, 448397433, 611451045, 747329055, 1345192299, 1834353135, 2241987165, 4035576897, 6725961495, 20177884485]

約数ペア:

[(1, 20177884485), (3, 6725961495), (5, 4035576897), (9, 2241987165), (11, 1834353135), (15, 1345192299), (27, 747329055), (33, 611451045), (45, 448397433), (55, 366870627), (67, 301162455), (81, 249109685), (99, 203817015), (135, 149465811), (165, 122290209), (201, 100387485), (297, 67939005), (335, 60232491), (405, 49821937), (495, 40763403), (603, 33462495), (737, 27378405), (891, 22646335), (1005, 20077497), (1485, 13587801), (1809, 11154165), (2211, 9126135), (3015, 6692499), (3685, 5475681), (4455, 4529267), (5427, 3718055), (6633, 3042045), (9045, 2230833), (11055, 1825227), (19899, 1014015), (27135, 743611), (33165, 608409), (59697, 338005), (67601, 298485), (99495, 202803)]