38641280

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 93177000

約数和(自身を除く): 54535720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 349, 640, 692, 698, 865, 1384, 1396, 1730, 1745, 2768, 2792, 3460, 3490, 5536, 5584, 6920, 6980, 11072, 11168, 13840, 13960, 22144, 22336, 27680, 27920, 44672, 55360, 55840, 60377, 110720, 111680, 120754, 223360, 241508, 301885, 483016, 603770, 966032, 1207540, 1932064, 2415080, 3864128, 4830160, 7728256, 9660320, 19320640, 38641280]

約数ペア:

[(1, 38641280), (2, 19320640), (4, 9660320), (5, 7728256), (8, 4830160), (10, 3864128), (16, 2415080), (20, 1932064), (32, 1207540), (40, 966032), (64, 603770), (80, 483016), (128, 301885), (160, 241508), (173, 223360), (320, 120754), (346, 111680), (349, 110720), (640, 60377), (692, 55840), (698, 55360), (865, 44672), (1384, 27920), (1396, 27680), (1730, 22336), (1745, 22144), (2768, 13960), (2792, 13840), (3460, 11168), (3490, 11072), (5536, 6980), (5584, 6920)]