80788620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1255

約数の個数: 96

約数和(自身を含む): 249258240

約数和(自身を除く): 168469620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 327, 330, 436, 545, 654, 660, 1090, 1123, 1199, 1308, 1635, 2180, 2246, 2398, 3270, 3369, 3597, 4492, 4796, 5615, 5995, 6540, 6738, 7194, 11230, 11990, 12353, 13476, 14388, 16845, 17985, 22460, 23980, 24706, 33690, 35970, 37059, 49412, 61765, 67380, 71940, 74118, 122407, 123530, 148236, 185295, 244814, 247060, 367221, 370590, 489628, 612035, 734442, 741180, 1224070, 1346477, 1468884, 1836105, 2448140, 2692954, 3672210, 4039431, 5385908, 6732385, 7344420, 8078862, 13464770, 16157724, 20197155, 26929540, 40394310, 80788620]

約数ペア:

[(1, 80788620), (2, 40394310), (3, 26929540), (4, 20197155), (5, 16157724), (6, 13464770), (10, 8078862), (11, 7344420), (12, 6732385), (15, 5385908), (20, 4039431), (22, 3672210), (30, 2692954), (33, 2448140), (44, 1836105), (55, 1468884), (60, 1346477), (66, 1224070), (109, 741180), (110, 734442), (132, 612035), (165, 489628), (218, 370590), (220, 367221), (327, 247060), (330, 244814), (436, 185295), (545, 148236), (654, 123530), (660, 122407), (1090, 74118), (1123, 71940), (1199, 67380), (1308, 61765), (1635, 49412), (2180, 37059), (2246, 35970), (2398, 33690), (3270, 24706), (3369, 23980), (3597, 22460), (4492, 17985), (4796, 16845), (5615, 14388), (5995, 13476), (6540, 12353), (6738, 11990), (7194, 11230)]