80485140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4201

約数の個数: 96

約数和(自身を含む): 251233920

約数和(自身を除く): 170748780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4153, 4845, 6460, 8306, 9690, 12459, 16612, 19380, 20765, 24918, 41530, 49836, 62295, 70601, 78907, 83060, 124590, 141202, 157814, 211803, 236721, 249180, 282404, 315628, 353005, 394535, 423606, 473442, 706010, 789070, 847212, 946884, 1059015, 1183605, 1341419, 1412020, 1578140, 2118030, 2367210, 2682838, 4024257, 4236060, 4734420, 5365676, 6707095, 8048514, 13414190, 16097028, 20121285, 26828380, 40242570, 80485140]

約数ペア:

[(1, 80485140), (2, 40242570), (3, 26828380), (4, 20121285), (5, 16097028), (6, 13414190), (10, 8048514), (12, 6707095), (15, 5365676), (17, 4734420), (19, 4236060), (20, 4024257), (30, 2682838), (34, 2367210), (38, 2118030), (51, 1578140), (57, 1412020), (60, 1341419), (68, 1183605), (76, 1059015), (85, 946884), (95, 847212), (102, 789070), (114, 706010), (170, 473442), (190, 423606), (204, 394535), (228, 353005), (255, 315628), (285, 282404), (323, 249180), (340, 236721), (380, 211803), (510, 157814), (570, 141202), (646, 124590), (969, 83060), (1020, 78907), (1140, 70601), (1292, 62295), (1615, 49836), (1938, 41530), (3230, 24918), (3876, 20765), (4153, 19380), (4845, 16612), (6460, 12459), (8306, 9690)]