51155600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 132848640

約数和(自身を除く): 81693040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 53, 76, 80, 95, 100, 106, 127, 152, 190, 200, 212, 254, 265, 304, 380, 400, 424, 475, 508, 530, 635, 760, 848, 950, 1007, 1016, 1060, 1270, 1325, 1520, 1900, 2014, 2032, 2120, 2413, 2540, 2650, 3175, 3800, 4028, 4240, 4826, 5035, 5080, 5300, 6350, 6731, 7600, 8056, 9652, 10070, 10160, 10600, 12065, 12700, 13462, 16112, 19304, 20140, 21200, 24130, 25175, 25400, 26924, 33655, 38608, 40280, 48260, 50350, 50800, 53848, 60325, 67310, 80560, 96520, 100700, 107696, 120650, 127889, 134620, 168275, 193040, 201400, 241300, 255778, 269240, 336550, 402800, 482600, 511556, 538480, 639445, 673100, 965200, 1023112, 1278890, 1346200, 2046224, 2557780, 2692400, 3197225, 5115560, 6394450, 10231120, 12788900, 25577800, 51155600]

約数ペア:

[(1, 51155600), (2, 25577800), (4, 12788900), (5, 10231120), (8, 6394450), (10, 5115560), (16, 3197225), (19, 2692400), (20, 2557780), (25, 2046224), (38, 1346200), (40, 1278890), (50, 1023112), (53, 965200), (76, 673100), (80, 639445), (95, 538480), (100, 511556), (106, 482600), (127, 402800), (152, 336550), (190, 269240), (200, 255778), (212, 241300), (254, 201400), (265, 193040), (304, 168275), (380, 134620), (400, 127889), (424, 120650), (475, 107696), (508, 100700), (530, 96520), (635, 80560), (760, 67310), (848, 60325), (950, 53848), (1007, 50800), (1016, 50350), (1060, 48260), (1270, 40280), (1325, 38608), (1520, 33655), (1900, 26924), (2014, 25400), (2032, 25175), (2120, 24130), (2413, 21200), (2540, 20140), (2650, 19304), (3175, 16112), (3800, 13462), (4028, 12700), (4240, 12065), (4826, 10600), (5035, 10160), (5080, 10070), (5300, 9652), (6350, 8056), (6731, 7600)]