80816340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122449}}^1$

素因数の和:122472

約数の個数: 48

約数和(自身を含む): 246859200

約数和(自身を除く): 166042860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 122449, 244898, 367347, 489796, 612245, 734694, 1224490, 1346939, 1469388, 1836735, 2448980, 2693878, 3673470, 4040817, 5387756, 6734695, 7346940, 8081634, 13469390, 16163268, 20204085, 26938780, 40408170, 80816340]

約数ペア:

[(1, 80816340), (2, 40408170), (3, 26938780), (4, 20204085), (5, 16163268), (6, 13469390), (10, 8081634), (11, 7346940), (12, 6734695), (15, 5387756), (20, 4040817), (22, 3673470), (30, 2693878), (33, 2448980), (44, 1836735), (55, 1469388), (60, 1346939), (66, 1224490), (110, 734694), (132, 612245), (165, 489796), (220, 367347), (330, 244898), (660, 122449)]