2051213450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4703}}^1$

素因数の和:4800

約数の個数: 96

約数和(自身を含む): 4556708352

約数和(自身を除く): 2505494902

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 61, 65, 110, 122, 130, 143, 275, 286, 305, 325, 550, 610, 650, 671, 715, 793, 1342, 1430, 1525, 1586, 3050, 3355, 3575, 3965, 4703, 6710, 7150, 7930, 8723, 9406, 16775, 17446, 19825, 23515, 33550, 39650, 43615, 47030, 51733, 61139, 87230, 103466, 117575, 122278, 218075, 235150, 258665, 286883, 305695, 436150, 517330, 573766, 611390, 672529, 1293325, 1345058, 1434415, 1528475, 2586650, 2868830, 3056950, 3155713, 3362645, 3729479, 6311426, 6725290, 7172075, 7458958, 14344150, 15778565, 16813225, 18647395, 31557130, 33626450, 37294790, 41024269, 78892825, 82048538, 93236975, 157785650, 186473950, 205121345, 410242690, 1025606725, 2051213450]

約数ペア:

[(1, 2051213450), (2, 1025606725), (5, 410242690), (10, 205121345), (11, 186473950), (13, 157785650), (22, 93236975), (25, 82048538), (26, 78892825), (50, 41024269), (55, 37294790), (61, 33626450), (65, 31557130), (110, 18647395), (122, 16813225), (130, 15778565), (143, 14344150), (275, 7458958), (286, 7172075), (305, 6725290), (325, 6311426), (550, 3729479), (610, 3362645), (650, 3155713), (671, 3056950), (715, 2868830), (793, 2586650), (1342, 1528475), (1430, 1434415), (1525, 1345058), (1586, 1293325), (3050, 672529), (3355, 611390), (3575, 573766), (3965, 517330), (4703, 436150), (6710, 305695), (7150, 286883), (7930, 258665), (8723, 235150), (9406, 218075), (16775, 122278), (17446, 117575), (19825, 103466), (23515, 87230), (33550, 61139), (39650, 51733), (43615, 47030)]