1982191615

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{2549}}^1$

素因数の和:2787

約数の個数: 32

約数和(自身を含む): 2555712000

約数和(自身を除く): 573520385

約数列:

[1, 5, 29, 31, 145, 155, 173, 865, 899, 2549, 4495, 5017, 5363, 12745, 25085, 26815, 73921, 79019, 155527, 369605, 395095, 440977, 777635, 2204885, 2291551, 11457755, 12788333, 13670287, 63941665, 68351435, 396438323, 1982191615]

約数ペア:

[(1, 1982191615), (5, 396438323), (29, 68351435), (31, 63941665), (145, 13670287), (155, 12788333), (173, 11457755), (865, 2291551), (899, 2204885), (2549, 777635), (4495, 440977), (5017, 395095), (5363, 369605), (12745, 155527), (25085, 79019), (26815, 73921)]