51021488

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 121135104

約数和(自身を除く): 70113616

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 127, 136, 211, 238, 254, 272, 422, 476, 508, 844, 889, 952, 1016, 1477, 1688, 1778, 1904, 2032, 2159, 2954, 3376, 3556, 3587, 4318, 5908, 7112, 7174, 8636, 11816, 14224, 14348, 15113, 17272, 23632, 25109, 26797, 28696, 30226, 34544, 50218, 53594, 57392, 60452, 100436, 107188, 120904, 187579, 200872, 214376, 241808, 375158, 401744, 428752, 455549, 750316, 911098, 1500632, 1822196, 3001264, 3188843, 3644392, 6377686, 7288784, 12755372, 25510744, 51021488]

約数ペア:

[(1, 51021488), (2, 25510744), (4, 12755372), (7, 7288784), (8, 6377686), (14, 3644392), (16, 3188843), (17, 3001264), (28, 1822196), (34, 1500632), (56, 911098), (68, 750316), (112, 455549), (119, 428752), (127, 401744), (136, 375158), (211, 241808), (238, 214376), (254, 200872), (272, 187579), (422, 120904), (476, 107188), (508, 100436), (844, 60452), (889, 57392), (952, 53594), (1016, 50218), (1477, 34544), (1688, 30226), (1778, 28696), (1904, 26797), (2032, 25109), (2159, 23632), (2954, 17272), (3376, 15113), (3556, 14348), (3587, 14224), (4318, 11816), (5908, 8636), (7112, 7174)]