71229320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 176952600

約数和(自身を除く): 105723280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 109, 124, 136, 155, 170, 218, 248, 310, 340, 436, 527, 545, 620, 680, 872, 961, 1054, 1090, 1240, 1853, 1922, 2108, 2180, 2635, 3379, 3706, 3844, 4216, 4360, 4805, 5270, 6758, 7412, 7688, 9265, 9610, 10540, 13516, 14824, 16337, 16895, 18530, 19220, 21080, 27032, 32674, 33790, 37060, 38440, 57443, 65348, 67580, 74120, 81685, 104749, 114886, 130696, 135160, 163370, 209498, 229772, 287215, 326740, 418996, 459544, 523745, 574430, 653480, 837992, 1047490, 1148860, 1780733, 2094980, 2297720, 3561466, 4189960, 7122932, 8903665, 14245864, 17807330, 35614660, 71229320]

約数ペア:

[(1, 71229320), (2, 35614660), (4, 17807330), (5, 14245864), (8, 8903665), (10, 7122932), (17, 4189960), (20, 3561466), (31, 2297720), (34, 2094980), (40, 1780733), (62, 1148860), (68, 1047490), (85, 837992), (109, 653480), (124, 574430), (136, 523745), (155, 459544), (170, 418996), (218, 326740), (248, 287215), (310, 229772), (340, 209498), (436, 163370), (527, 135160), (545, 130696), (620, 114886), (680, 104749), (872, 81685), (961, 74120), (1054, 67580), (1090, 65348), (1240, 57443), (1853, 38440), (1922, 37060), (2108, 33790), (2180, 32674), (2635, 27032), (3379, 21080), (3706, 19220), (3844, 18530), (4216, 16895), (4360, 16337), (4805, 14824), (5270, 13516), (6758, 10540), (7412, 9610), (7688, 9265)]