51739660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 133539840

約数和(自身を除く): 81800180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 95, 106, 133, 140, 190, 212, 265, 266, 367, 371, 380, 530, 532, 665, 734, 742, 1007, 1060, 1330, 1468, 1484, 1835, 1855, 2014, 2569, 2660, 3670, 3710, 4028, 5035, 5138, 6973, 7049, 7340, 7420, 10070, 10276, 12845, 13946, 14098, 19451, 20140, 25690, 27892, 28196, 34865, 35245, 38902, 48811, 51380, 69730, 70490, 77804, 97255, 97622, 136157, 139460, 140980, 194510, 195244, 244055, 272314, 369569, 389020, 488110, 544628, 680785, 739138, 976220, 1361570, 1478276, 1847845, 2586983, 2723140, 3695690, 5173966, 7391380, 10347932, 12934915, 25869830, 51739660]

約数ペア:

[(1, 51739660), (2, 25869830), (4, 12934915), (5, 10347932), (7, 7391380), (10, 5173966), (14, 3695690), (19, 2723140), (20, 2586983), (28, 1847845), (35, 1478276), (38, 1361570), (53, 976220), (70, 739138), (76, 680785), (95, 544628), (106, 488110), (133, 389020), (140, 369569), (190, 272314), (212, 244055), (265, 195244), (266, 194510), (367, 140980), (371, 139460), (380, 136157), (530, 97622), (532, 97255), (665, 77804), (734, 70490), (742, 69730), (1007, 51380), (1060, 48811), (1330, 38902), (1468, 35245), (1484, 34865), (1835, 28196), (1855, 27892), (2014, 25690), (2569, 20140), (2660, 19451), (3670, 14098), (3710, 13946), (4028, 12845), (5035, 10276), (5138, 10070), (6973, 7420), (7049, 7340)]