18941293700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{3673}}^1$

素因数の和:3886

約数の個数: 144

約数和(自身を含む): 48218163840

約数和(自身を除く): 29276870140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 139, 140, 175, 212, 265, 278, 350, 371, 530, 556, 695, 700, 742, 973, 1060, 1325, 1390, 1484, 1855, 1946, 2650, 2780, 3475, 3673, 3710, 3892, 4865, 5300, 6950, 7346, 7367, 7420, 9275, 9730, 13900, 14692, 14734, 18365, 18550, 19460, 24325, 25711, 29468, 36730, 36835, 37100, 48650, 51422, 51569, 73460, 73670, 91825, 97300, 102844, 103138, 128555, 147340, 183650, 184175, 194669, 206276, 257110, 257845, 367300, 368350, 389338, 510547, 514220, 515690, 642775, 736700, 778676, 973345, 1021094, 1031380, 1285550, 1289225, 1362683, 1946690, 2042188, 2552735, 2571100, 2578450, 2725366, 3573829, 3893380, 4866725, 5105470, 5156900, 5450732, 6813415, 7147658, 9733450, 10210940, 12763675, 13626830, 14295316, 17869145, 19466900, 25527350, 27058991, 27253660, 34067075, 35738290, 51054700, 54117982, 68134150, 71476580, 89345725, 108235964, 135294955, 136268300, 178691450, 189412937, 270589910, 357382900, 378825874, 541179820, 676474775, 757651748, 947064685, 1352949550, 1894129370, 2705899100, 3788258740, 4735323425, 9470646850, 18941293700]

約数ペア:

[(1, 18941293700), (2, 9470646850), (4, 4735323425), (5, 3788258740), (7, 2705899100), (10, 1894129370), (14, 1352949550), (20, 947064685), (25, 757651748), (28, 676474775), (35, 541179820), (50, 378825874), (53, 357382900), (70, 270589910), (100, 189412937), (106, 178691450), (139, 136268300), (140, 135294955), (175, 108235964), (212, 89345725), (265, 71476580), (278, 68134150), (350, 54117982), (371, 51054700), (530, 35738290), (556, 34067075), (695, 27253660), (700, 27058991), (742, 25527350), (973, 19466900), (1060, 17869145), (1325, 14295316), (1390, 13626830), (1484, 12763675), (1855, 10210940), (1946, 9733450), (2650, 7147658), (2780, 6813415), (3475, 5450732), (3673, 5156900), (3710, 5105470), (3892, 4866725), (4865, 3893380), (5300, 3573829), (6950, 2725366), (7346, 2578450), (7367, 2571100), (7420, 2552735), (9275, 2042188), (9730, 1946690), (13900, 1362683), (14692, 1289225), (14734, 1285550), (18365, 1031380), (18550, 1021094), (19460, 973345), (24325, 778676), (25711, 736700), (29468, 642775), (36730, 515690), (36835, 514220), (37100, 510547), (48650, 389338), (51422, 368350), (51569, 367300), (73460, 257845), (73670, 257110), (91825, 206276), (97300, 194669), (102844, 184175), (103138, 183650), (128555, 147340)]