155533400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{6427}}^1$

素因数の和:6465

約数の個数: 72

約数和(自身を含む): 397539660

約数和(自身を除く): 242006260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 3025, 4840, 6050, 6427, 12100, 12854, 24200, 25708, 32135, 51416, 64270, 70697, 128540, 141394, 160675, 257080, 282788, 321350, 353485, 565576, 642700, 706970, 777667, 1285400, 1413940, 1555334, 1767425, 2827880, 3110668, 3534850, 3888335, 6221336, 7069700, 7776670, 14139400, 15553340, 19441675, 31106680, 38883350, 77766700, 155533400]

約数ペア:

[(1, 155533400), (2, 77766700), (4, 38883350), (5, 31106680), (8, 19441675), (10, 15553340), (11, 14139400), (20, 7776670), (22, 7069700), (25, 6221336), (40, 3888335), (44, 3534850), (50, 3110668), (55, 2827880), (88, 1767425), (100, 1555334), (110, 1413940), (121, 1285400), (200, 777667), (220, 706970), (242, 642700), (275, 565576), (440, 353485), (484, 321350), (550, 282788), (605, 257080), (968, 160675), (1100, 141394), (1210, 128540), (2200, 70697), (2420, 64270), (3025, 51416), (4840, 32135), (6050, 25708), (6427, 24200), (12100, 12854)]