64281280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{28697}}^1$

素因数の和:28721

約数の個数: 56

約数和(自身を含む): 174943008

約数和(自身を除く): 110661728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 28697, 57394, 114788, 143485, 200879, 229576, 286970, 401758, 459152, 573940, 803516, 918304, 1004395, 1147880, 1607032, 1836608, 2008790, 2295760, 3214064, 4017580, 4591520, 6428128, 8035160, 9183040, 12856256, 16070320, 32140640, 64281280]

約数ペア:

[(1, 64281280), (2, 32140640), (4, 16070320), (5, 12856256), (7, 9183040), (8, 8035160), (10, 6428128), (14, 4591520), (16, 4017580), (20, 3214064), (28, 2295760), (32, 2008790), (35, 1836608), (40, 1607032), (56, 1147880), (64, 1004395), (70, 918304), (80, 803516), (112, 573940), (140, 459152), (160, 401758), (224, 286970), (280, 229576), (320, 200879), (448, 143485), (560, 114788), (1120, 57394), (2240, 28697)]