77926660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 192132864

約数和(自身を除く): 114206204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 245, 262, 490, 524, 607, 655, 917, 980, 1214, 1310, 1834, 2428, 2620, 3035, 3668, 4249, 4585, 6070, 6419, 8498, 9170, 12140, 12838, 16996, 18340, 21245, 25676, 29743, 32095, 42490, 59486, 64190, 79517, 84980, 118972, 128380, 148715, 159034, 297430, 318068, 397585, 556619, 594860, 795170, 1113238, 1590340, 2226476, 2783095, 3896333, 5566190, 7792666, 11132380, 15585332, 19481665, 38963330, 77926660]

約数ペア:

[(1, 77926660), (2, 38963330), (4, 19481665), (5, 15585332), (7, 11132380), (10, 7792666), (14, 5566190), (20, 3896333), (28, 2783095), (35, 2226476), (49, 1590340), (70, 1113238), (98, 795170), (131, 594860), (140, 556619), (196, 397585), (245, 318068), (262, 297430), (490, 159034), (524, 148715), (607, 128380), (655, 118972), (917, 84980), (980, 79517), (1214, 64190), (1310, 59486), (1834, 42490), (2428, 32095), (2620, 29743), (3035, 25676), (3668, 21245), (4249, 18340), (4585, 16996), (6070, 12838), (6419, 12140), (8498, 9170)]