80935260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27529}}^1$

素因数の和:27555

約数の個数: 72

約数和(自身を含む): 263627280

約数和(自身を除く): 182692020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27529, 55058, 82587, 110116, 137645, 165174, 192703, 275290, 330348, 385406, 412935, 550580, 578109, 770812, 825870, 963515, 1156218, 1348921, 1651740, 1927030, 2312436, 2697842, 2890545, 3854060, 4046763, 5395684, 5781090, 6744605, 8093526, 11562180, 13489210, 16187052, 20233815, 26978420, 40467630, 80935260]

約数ペア:

[(1, 80935260), (2, 40467630), (3, 26978420), (4, 20233815), (5, 16187052), (6, 13489210), (7, 11562180), (10, 8093526), (12, 6744605), (14, 5781090), (15, 5395684), (20, 4046763), (21, 3854060), (28, 2890545), (30, 2697842), (35, 2312436), (42, 1927030), (49, 1651740), (60, 1348921), (70, 1156218), (84, 963515), (98, 825870), (105, 770812), (140, 578109), (147, 550580), (196, 412935), (210, 385406), (245, 330348), (294, 275290), (420, 192703), (490, 165174), (588, 137645), (735, 110116), (980, 82587), (1470, 55058), (2940, 27529)]