16100920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 128

約数和(自身を含む): 43338240

約数和(自身を除く): 27237320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 37, 40, 43, 44, 46, 55, 74, 86, 88, 92, 110, 115, 148, 172, 184, 185, 215, 220, 230, 253, 296, 344, 370, 407, 430, 440, 460, 473, 506, 740, 814, 851, 860, 920, 946, 989, 1012, 1265, 1480, 1591, 1628, 1702, 1720, 1892, 1978, 2024, 2035, 2365, 2530, 3182, 3256, 3404, 3784, 3956, 4070, 4255, 4730, 4945, 5060, 6364, 6808, 7912, 7955, 8140, 8510, 9361, 9460, 9890, 10120, 10879, 12728, 15910, 16280, 17020, 17501, 18722, 18920, 19780, 21758, 31820, 34040, 35002, 36593, 37444, 39560, 43516, 46805, 54395, 63640, 70004, 73186, 74888, 87032, 87505, 93610, 108790, 140008, 146372, 175010, 182965, 187220, 217580, 292744, 350020, 365930, 374440, 402523, 435160, 700040, 731860, 805046, 1463720, 1610092, 2012615, 3220184, 4025230, 8050460, 16100920]

約数ペア:

[(1, 16100920), (2, 8050460), (4, 4025230), (5, 3220184), (8, 2012615), (10, 1610092), (11, 1463720), (20, 805046), (22, 731860), (23, 700040), (37, 435160), (40, 402523), (43, 374440), (44, 365930), (46, 350020), (55, 292744), (74, 217580), (86, 187220), (88, 182965), (92, 175010), (110, 146372), (115, 140008), (148, 108790), (172, 93610), (184, 87505), (185, 87032), (215, 74888), (220, 73186), (230, 70004), (253, 63640), (296, 54395), (344, 46805), (370, 43516), (407, 39560), (430, 37444), (440, 36593), (460, 35002), (473, 34040), (506, 31820), (740, 21758), (814, 19780), (851, 18920), (860, 18722), (920, 17501), (946, 17020), (989, 16280), (1012, 15910), (1265, 12728), (1480, 10879), (1591, 10120), (1628, 9890), (1702, 9460), (1720, 9361), (1892, 8510), (1978, 8140), (2024, 7955), (2035, 7912), (2365, 6808), (2530, 6364), (3182, 5060), (3256, 4945), (3404, 4730), (3784, 4255), (3956, 4070)]