70889390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 151865280

約数和(自身を除く): 80975890

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 110, 130, 143, 178, 286, 445, 557, 715, 890, 979, 1114, 1157, 1430, 1958, 2314, 2785, 4895, 5570, 5785, 6127, 7241, 9790, 11570, 12254, 12727, 14482, 25454, 30635, 36205, 49573, 61270, 63635, 72410, 79651, 99146, 127270, 159302, 247865, 398255, 495730, 545303, 644449, 796510, 1090606, 1288898, 2726515, 3222245, 5453030, 6444490, 7088939, 14177878, 35444695, 70889390]

約数ペア:

[(1, 70889390), (2, 35444695), (5, 14177878), (10, 7088939), (11, 6444490), (13, 5453030), (22, 3222245), (26, 2726515), (55, 1288898), (65, 1090606), (89, 796510), (110, 644449), (130, 545303), (143, 495730), (178, 398255), (286, 247865), (445, 159302), (557, 127270), (715, 99146), (890, 79651), (979, 72410), (1114, 63635), (1157, 61270), (1430, 49573), (1958, 36205), (2314, 30635), (2785, 25454), (4895, 14482), (5570, 12727), (5785, 12254), (6127, 11570), (7241, 9790)]