80726784

素因数分解:

$2^8\times 3^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 216214320

約数和(自身を除く): 135487536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 257, 384, 409, 514, 768, 771, 818, 1028, 1227, 1542, 1636, 2056, 2454, 3084, 3272, 4112, 4908, 6168, 6544, 8224, 9816, 12336, 13088, 16448, 19632, 24672, 26176, 32896, 39264, 49344, 52352, 65792, 78528, 98688, 104704, 105113, 157056, 197376, 210226, 314112, 315339, 420452, 630678, 840904, 1261356, 1681808, 2522712, 3363616, 5045424, 6727232, 10090848, 13454464, 20181696, 26908928, 40363392, 80726784]

約数ペア:

[(1, 80726784), (2, 40363392), (3, 26908928), (4, 20181696), (6, 13454464), (8, 10090848), (12, 6727232), (16, 5045424), (24, 3363616), (32, 2522712), (48, 1681808), (64, 1261356), (96, 840904), (128, 630678), (192, 420452), (256, 315339), (257, 314112), (384, 210226), (409, 197376), (514, 157056), (768, 105113), (771, 104704), (818, 98688), (1028, 78528), (1227, 65792), (1542, 52352), (1636, 49344), (2056, 39264), (2454, 32896), (3084, 26176), (3272, 24672), (4112, 19632), (4908, 16448), (6168, 13088), (6544, 12336), (8224, 9816)]