2567881160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{259907}}^1$

素因数の和:259950

約数の個数: 64

約数和(自身を含む): 6549681600

約数和(自身を除く): 3981800440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 259907, 519814, 1039628, 1299535, 2079256, 2599070, 3378791, 4938233, 5198140, 6757582, 9876466, 10396280, 13515164, 16893955, 19752932, 24691165, 27030328, 33787910, 39505864, 49382330, 64197029, 67575820, 98764660, 128394058, 135151640, 197529320, 256788116, 320985145, 513576232, 641970290, 1283940580, 2567881160]

約数ペア:

[(1, 2567881160), (2, 1283940580), (4, 641970290), (5, 513576232), (8, 320985145), (10, 256788116), (13, 197529320), (19, 135151640), (20, 128394058), (26, 98764660), (38, 67575820), (40, 64197029), (52, 49382330), (65, 39505864), (76, 33787910), (95, 27030328), (104, 24691165), (130, 19752932), (152, 16893955), (190, 13515164), (247, 10396280), (260, 9876466), (380, 6757582), (494, 5198140), (520, 4938233), (760, 3378791), (988, 2599070), (1235, 2079256), (1976, 1299535), (2470, 1039628), (4940, 519814), (9880, 259907)]