76720195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 101376000

約数和(自身を除く): 24655805

約数列:

[1, 5, 19, 31, 95, 109, 155, 239, 545, 589, 1195, 2071, 2945, 3379, 4541, 7409, 10355, 16895, 22705, 26051, 37045, 64201, 130255, 140771, 321005, 494969, 703855, 807581, 2474845, 4037905, 15344039, 76720195]

約数ペア:

[(1, 76720195), (5, 15344039), (19, 4037905), (31, 2474845), (95, 807581), (109, 703855), (155, 494969), (239, 321005), (545, 140771), (589, 130255), (1195, 64201), (2071, 37045), (2945, 26051), (3379, 22705), (4541, 16895), (7409, 10355)]