145086080

素因数分解:

$2^7\times 5^1\times {\mathrm{226697}}^1$

素因数の和:226716

約数の個数: 32

約数和(自身を含む): 346847940

約数和(自身を除く): 201761860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 226697, 453394, 906788, 1133485, 1813576, 2266970, 3627152, 4533940, 7254304, 9067880, 14508608, 18135760, 29017216, 36271520, 72543040, 145086080]

約数ペア:

[(1, 145086080), (2, 72543040), (4, 36271520), (5, 29017216), (8, 18135760), (10, 14508608), (16, 9067880), (20, 7254304), (32, 4533940), (40, 3627152), (64, 2266970), (80, 1813576), (128, 1133485), (160, 906788), (320, 453394), (640, 226697)]