49615720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 141523200

約数和(自身を除く): 91907480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 89, 110, 140, 154, 178, 181, 220, 280, 308, 356, 362, 385, 440, 445, 616, 623, 712, 724, 770, 890, 905, 979, 1246, 1267, 1448, 1540, 1780, 1810, 1958, 1991, 2492, 2534, 3080, 3115, 3560, 3620, 3916, 3982, 4895, 4984, 5068, 6230, 6335, 6853, 7240, 7832, 7964, 9790, 9955, 10136, 12460, 12670, 13706, 13937, 15928, 16109, 19580, 19910, 24920, 25340, 27412, 27874, 32218, 34265, 39160, 39820, 50680, 54824, 55748, 64436, 68530, 69685, 79640, 80545, 111496, 112763, 128872, 137060, 139370, 161090, 177199, 225526, 274120, 278740, 322180, 354398, 451052, 557480, 563815, 644360, 708796, 885995, 902104, 1127630, 1240393, 1417592, 1771990, 2255260, 2480786, 3543980, 4510520, 4961572, 6201965, 7087960, 9923144, 12403930, 24807860, 49615720]

約数ペア:

[(1, 49615720), (2, 24807860), (4, 12403930), (5, 9923144), (7, 7087960), (8, 6201965), (10, 4961572), (11, 4510520), (14, 3543980), (20, 2480786), (22, 2255260), (28, 1771990), (35, 1417592), (40, 1240393), (44, 1127630), (55, 902104), (56, 885995), (70, 708796), (77, 644360), (88, 563815), (89, 557480), (110, 451052), (140, 354398), (154, 322180), (178, 278740), (181, 274120), (220, 225526), (280, 177199), (308, 161090), (356, 139370), (362, 137060), (385, 128872), (440, 112763), (445, 111496), (616, 80545), (623, 79640), (712, 69685), (724, 68530), (770, 64436), (890, 55748), (905, 54824), (979, 50680), (1246, 39820), (1267, 39160), (1448, 34265), (1540, 32218), (1780, 27874), (1810, 27412), (1958, 25340), (1991, 24920), (2492, 19910), (2534, 19580), (3080, 16109), (3115, 15928), (3560, 13937), (3620, 13706), (3916, 12670), (3982, 12460), (4895, 10136), (4984, 9955), (5068, 9790), (6230, 7964), (6335, 7832), (6853, 7240)]