71735440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{128099}}^1$

素因数の和:128119

約数の個数: 40

約数和(自身を含む): 190612800

約数和(自身を除く): 118877360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 128099, 256198, 512396, 640495, 896693, 1024792, 1280990, 1793386, 2049584, 2561980, 3586772, 4483465, 5123960, 7173544, 8966930, 10247920, 14347088, 17933860, 35867720, 71735440]

約数ペア:

[(1, 71735440), (2, 35867720), (4, 17933860), (5, 14347088), (7, 10247920), (8, 8966930), (10, 7173544), (14, 5123960), (16, 4483465), (20, 3586772), (28, 2561980), (35, 2049584), (40, 1793386), (56, 1280990), (70, 1024792), (80, 896693), (112, 640495), (140, 512396), (280, 256198), (560, 128099)]