7886548850

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{28081}}^1$

素因数の和:28271

約数の個数: 48

約数和(自身を含む): 15136984296

約数和(自身を除く): 7250435446

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 137, 205, 274, 410, 685, 1025, 1370, 2050, 3425, 5617, 6850, 11234, 28081, 28085, 56162, 56170, 140405, 140425, 280810, 280850, 702025, 1151321, 1404050, 2302642, 3847097, 5756605, 7694194, 11513210, 19235485, 28783025, 38470970, 57566050, 96177425, 157730977, 192354850, 315461954, 788654885, 1577309770, 3943274425, 7886548850]

約数ペア:

[(1, 7886548850), (2, 3943274425), (5, 1577309770), (10, 788654885), (25, 315461954), (41, 192354850), (50, 157730977), (82, 96177425), (137, 57566050), (205, 38470970), (274, 28783025), (410, 19235485), (685, 11513210), (1025, 7694194), (1370, 5756605), (2050, 3847097), (3425, 2302642), (5617, 1404050), (6850, 1151321), (11234, 702025), (28081, 280850), (28085, 280810), (56162, 140425), (56170, 140405)]