40625120

素因数分解:

$2^5\times 5^1\times {\mathrm{253907}}^1$

素因数の和:253922

約数の個数: 24

約数和(自身を含む): 95977224

約数和(自身を除く): 55352104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253907, 507814, 1015628, 1269535, 2031256, 2539070, 4062512, 5078140, 8125024, 10156280, 20312560, 40625120]

約数ペア:

[(1, 40625120), (2, 20312560), (4, 10156280), (5, 8125024), (8, 5078140), (10, 4062512), (16, 2539070), (20, 2031256), (32, 1269535), (40, 1015628), (80, 507814), (160, 253907)]