198502720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47717}}^1$

素因数の和:47747

約数の個数: 56

約数和(自身を含む): 509055624

約数和(自身を除く): 310552904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 47717, 95434, 190868, 238585, 381736, 477170, 620321, 763472, 954340, 1240642, 1526944, 1908680, 2481284, 3053888, 3101605, 3817360, 4962568, 6203210, 7634720, 9925136, 12406420, 15269440, 19850272, 24812840, 39700544, 49625680, 99251360, 198502720]

約数ペア:

[(1, 198502720), (2, 99251360), (4, 49625680), (5, 39700544), (8, 24812840), (10, 19850272), (13, 15269440), (16, 12406420), (20, 9925136), (26, 7634720), (32, 6203210), (40, 4962568), (52, 3817360), (64, 3101605), (65, 3053888), (80, 2481284), (104, 1908680), (130, 1526944), (160, 1240642), (208, 954340), (260, 763472), (320, 620321), (416, 477170), (520, 381736), (832, 238585), (1040, 190868), (2080, 95434), (4160, 47717)]