51481430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 128701440

約数和(自身を除く): 77220010

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 37, 55, 65, 70, 74, 77, 91, 110, 130, 139, 143, 154, 182, 185, 259, 278, 286, 370, 385, 407, 455, 481, 518, 695, 715, 770, 814, 910, 962, 973, 1001, 1295, 1390, 1430, 1529, 1807, 1946, 2002, 2035, 2405, 2590, 2849, 3058, 3367, 3614, 4070, 4810, 4865, 5005, 5143, 5291, 5698, 6734, 7645, 9035, 9730, 10010, 10286, 10582, 10703, 12649, 14245, 15290, 16835, 18070, 19877, 21406, 25298, 25715, 26455, 28490, 33670, 36001, 37037, 39754, 51430, 52910, 53515, 56573, 63245, 66859, 72002, 74074, 99385, 107030, 113146, 126490, 133718, 139139, 180005, 185185, 198770, 278278, 282865, 334295, 360010, 370370, 396011, 468013, 565730, 668590, 695695, 735449, 792022, 936026, 1391390, 1470898, 1980055, 2340065, 3677245, 3960110, 4680130, 5148143, 7354490, 10296286, 25740715, 51481430]

約数ペア:

[(1, 51481430), (2, 25740715), (5, 10296286), (7, 7354490), (10, 5148143), (11, 4680130), (13, 3960110), (14, 3677245), (22, 2340065), (26, 1980055), (35, 1470898), (37, 1391390), (55, 936026), (65, 792022), (70, 735449), (74, 695695), (77, 668590), (91, 565730), (110, 468013), (130, 396011), (139, 370370), (143, 360010), (154, 334295), (182, 282865), (185, 278278), (259, 198770), (278, 185185), (286, 180005), (370, 139139), (385, 133718), (407, 126490), (455, 113146), (481, 107030), (518, 99385), (695, 74074), (715, 72002), (770, 66859), (814, 63245), (910, 56573), (962, 53515), (973, 52910), (1001, 51430), (1295, 39754), (1390, 37037), (1430, 36001), (1529, 33670), (1807, 28490), (1946, 26455), (2002, 25715), (2035, 25298), (2405, 21406), (2590, 19877), (2849, 18070), (3058, 16835), (3367, 15290), (3614, 14245), (4070, 12649), (4810, 10703), (4865, 10582), (5005, 10286), (5143, 10010), (5291, 9730), (5698, 9035), (6734, 7645)]