210982510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 406296000

約数和(自身を除く): 195313490

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 89, 149, 178, 185, 215, 298, 370, 430, 445, 745, 890, 1490, 1591, 3182, 3293, 3827, 5513, 6407, 6586, 7654, 7955, 11026, 12814, 13261, 15910, 16465, 19135, 26522, 27565, 32035, 32930, 38270, 55130, 64070, 66305, 132610, 141599, 237059, 283198, 474118, 490657, 570223, 707995, 981314, 1140446, 1185295, 1415990, 2370590, 2453285, 2851115, 4906570, 5702230, 21098251, 42196502, 105491255, 210982510]

約数ペア:

[(1, 210982510), (2, 105491255), (5, 42196502), (10, 21098251), (37, 5702230), (43, 4906570), (74, 2851115), (86, 2453285), (89, 2370590), (149, 1415990), (178, 1185295), (185, 1140446), (215, 981314), (298, 707995), (370, 570223), (430, 490657), (445, 474118), (745, 283198), (890, 237059), (1490, 141599), (1591, 132610), (3182, 66305), (3293, 64070), (3827, 55130), (5513, 38270), (6407, 32930), (6586, 32035), (7654, 27565), (7955, 26522), (11026, 19135), (12814, 16465), (13261, 15910)]