80719163

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 102144000

約数和(自身を除く): 21424837

約数列:

[1, 7, 19, 37, 47, 133, 259, 329, 349, 703, 893, 1739, 2443, 4921, 6251, 6631, 12173, 12913, 16403, 33041, 46417, 90391, 114821, 231287, 245347, 311657, 606911, 1717429, 2181599, 4248377, 11531309, 80719163]

約数ペア:

[(1, 80719163), (7, 11531309), (19, 4248377), (37, 2181599), (47, 1717429), (133, 606911), (259, 311657), (329, 245347), (349, 231287), (703, 114821), (893, 90391), (1739, 46417), (2443, 33041), (4921, 16403), (6251, 12913), (6631, 12173)]