71762560

素因数分解:

$2^7\times 5^1\times {\mathrm{112129}}^1$

素因数の和:112148

約数の個数: 32

約数和(自身を含む): 171558900

約数和(自身を除く): 99796340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 112129, 224258, 448516, 560645, 897032, 1121290, 1794064, 2242580, 3588128, 4485160, 7176256, 8970320, 14352512, 17940640, 35881280, 71762560]

約数ペア:

[(1, 71762560), (2, 35881280), (4, 17940640), (5, 14352512), (8, 8970320), (10, 7176256), (16, 4485160), (20, 3588128), (32, 2242580), (40, 1794064), (64, 1121290), (80, 897032), (128, 560645), (160, 448516), (320, 224258), (640, 112129)]