56055700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 129540320

約数和(自身を除く): 73484620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 181, 190, 326, 362, 380, 475, 652, 724, 815, 905, 950, 1630, 1810, 1900, 3097, 3260, 3439, 3620, 4075, 4525, 6194, 6878, 8150, 9050, 12388, 13756, 15485, 16300, 17195, 18100, 29503, 30970, 34390, 59006, 61940, 68780, 77425, 85975, 118012, 147515, 154850, 171950, 295030, 309700, 343900, 560557, 590060, 737575, 1121114, 1475150, 2242228, 2802785, 2950300, 5605570, 11211140, 14013925, 28027850, 56055700]

約数ペア:

[(1, 56055700), (2, 28027850), (4, 14013925), (5, 11211140), (10, 5605570), (19, 2950300), (20, 2802785), (25, 2242228), (38, 1475150), (50, 1121114), (76, 737575), (95, 590060), (100, 560557), (163, 343900), (181, 309700), (190, 295030), (326, 171950), (362, 154850), (380, 147515), (475, 118012), (652, 85975), (724, 77425), (815, 68780), (905, 61940), (950, 59006), (1630, 34390), (1810, 30970), (1900, 29503), (3097, 18100), (3260, 17195), (3439, 16300), (3620, 15485), (4075, 13756), (4525, 12388), (6194, 9050), (6878, 8150)]