80738499080

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1\times {\mathrm{27043}}^1$

素因数の和:27894

約数の個数: 64

約数和(自身を含む): 183715300800

約数和(自身を除く): 102976801720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 739, 808, 1010, 1478, 2020, 2956, 3695, 4040, 5912, 7390, 14780, 27043, 29560, 54086, 74639, 108172, 135215, 149278, 216344, 270430, 298556, 373195, 540860, 597112, 746390, 1081720, 1492780, 2731343, 2985560, 5462686, 10925372, 13656715, 19984777, 21850744, 27313430, 39969554, 54626860, 79939108, 99923885, 109253720, 159878216, 199847770, 399695540, 799391080, 2018462477, 4036924954, 8073849908, 10092312385, 16147699816, 20184624770, 40369249540, 80738499080]

約数ペア:

[(1, 80738499080), (2, 40369249540), (4, 20184624770), (5, 16147699816), (8, 10092312385), (10, 8073849908), (20, 4036924954), (40, 2018462477), (101, 799391080), (202, 399695540), (404, 199847770), (505, 159878216), (739, 109253720), (808, 99923885), (1010, 79939108), (1478, 54626860), (2020, 39969554), (2956, 27313430), (3695, 21850744), (4040, 19984777), (5912, 13656715), (7390, 10925372), (14780, 5462686), (27043, 2985560), (29560, 2731343), (54086, 1492780), (74639, 1081720), (108172, 746390), (135215, 597112), (149278, 540860), (216344, 373195), (270430, 298556)]