51711940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 130233600

約数和(自身を除く): 78521660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 67, 70, 74, 134, 140, 148, 149, 185, 259, 268, 298, 335, 370, 469, 518, 596, 670, 740, 745, 938, 1036, 1043, 1295, 1340, 1490, 1876, 2086, 2345, 2479, 2590, 2980, 4172, 4690, 4958, 5180, 5215, 5513, 9380, 9916, 9983, 10430, 11026, 12395, 17353, 19966, 20860, 22052, 24790, 27565, 34706, 38591, 39932, 49580, 49915, 55130, 69412, 69881, 77182, 86765, 99830, 110260, 139762, 154364, 173530, 192955, 199660, 279524, 347060, 349405, 369371, 385910, 698810, 738742, 771820, 1397620, 1477484, 1846855, 2585597, 3693710, 5171194, 7387420, 10342388, 12927985, 25855970, 51711940]

約数ペア:

[(1, 51711940), (2, 25855970), (4, 12927985), (5, 10342388), (7, 7387420), (10, 5171194), (14, 3693710), (20, 2585597), (28, 1846855), (35, 1477484), (37, 1397620), (67, 771820), (70, 738742), (74, 698810), (134, 385910), (140, 369371), (148, 349405), (149, 347060), (185, 279524), (259, 199660), (268, 192955), (298, 173530), (335, 154364), (370, 139762), (469, 110260), (518, 99830), (596, 86765), (670, 77182), (740, 69881), (745, 69412), (938, 55130), (1036, 49915), (1043, 49580), (1295, 39932), (1340, 38591), (1490, 34706), (1876, 27565), (2086, 24790), (2345, 22052), (2479, 20860), (2590, 19966), (2980, 17353), (4172, 12395), (4690, 11026), (4958, 10430), (5180, 9983), (5215, 9916), (5513, 9380)]