80220185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 104755200

約数和(自身を除く): 24535015

約数列:

[1, 5, 19, 61, 95, 109, 127, 305, 545, 635, 1159, 2071, 2413, 5795, 6649, 7747, 10355, 12065, 13843, 33245, 38735, 69215, 126331, 147193, 263017, 631655, 735965, 844423, 1315085, 4222115, 16044037, 80220185]

約数ペア:

[(1, 80220185), (5, 16044037), (19, 4222115), (61, 1315085), (95, 844423), (109, 735965), (127, 631655), (305, 263017), (545, 147193), (635, 126331), (1159, 69215), (2071, 38735), (2413, 33245), (5795, 13843), (6649, 12065), (7747, 10355)]