61555120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6359}}^1$

素因数の和:6394

約数の個数: 60

約数和(自身を含む): 157333680

約数和(自身を除く): 95778560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 6359, 9680, 12718, 25436, 31795, 50872, 63590, 69949, 101744, 127180, 139898, 254360, 279796, 349745, 508720, 559592, 699490, 769439, 1119184, 1398980, 1538878, 2797960, 3077756, 3847195, 5595920, 6155512, 7694390, 12311024, 15388780, 30777560, 61555120]

約数ペア:

[(1, 61555120), (2, 30777560), (4, 15388780), (5, 12311024), (8, 7694390), (10, 6155512), (11, 5595920), (16, 3847195), (20, 3077756), (22, 2797960), (40, 1538878), (44, 1398980), (55, 1119184), (80, 769439), (88, 699490), (110, 559592), (121, 508720), (176, 349745), (220, 279796), (242, 254360), (440, 139898), (484, 127180), (605, 101744), (880, 69949), (968, 63590), (1210, 50872), (1936, 31795), (2420, 25436), (4840, 12718), (6359, 9680)]