25001919488

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20639}}^1$

素因数の和:20692

約数の個数: 132

約数和(自身を含む): 61854117120

約数和(自身を除く): 36852197632

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 256, 338, 364, 416, 448, 512, 676, 728, 832, 896, 1024, 1183, 1352, 1456, 1664, 1792, 2366, 2704, 2912, 3328, 3584, 4732, 5408, 5824, 6656, 7168, 9464, 10816, 11648, 13312, 18928, 20639, 21632, 23296, 37856, 41278, 43264, 46592, 75712, 82556, 86528, 93184, 144473, 151424, 165112, 173056, 268307, 288946, 302848, 330224, 536614, 577892, 605696, 660448, 1073228, 1155784, 1211392, 1320896, 1878149, 2146456, 2311568, 2641792, 3487991, 3756298, 4292912, 4623136, 5283584, 6975982, 7512596, 8585824, 9246272, 10567168, 13951964, 15025192, 17171648, 18492544, 21134336, 24415937, 27903928, 30050384, 34343296, 36985088, 48831874, 55807856, 60100768, 68686592, 73970176, 97663748, 111615712, 120201536, 137373184, 147940352, 195327496, 223231424, 240403072, 274746368, 390654992, 446462848, 480806144, 781309984, 892925696, 961612288, 1562619968, 1785851392, 1923224576, 3125239936, 3571702784, 6250479872, 12500959744, 25001919488]

約数ペア:

[(1, 25001919488), (2, 12500959744), (4, 6250479872), (7, 3571702784), (8, 3125239936), (13, 1923224576), (14, 1785851392), (16, 1562619968), (26, 961612288), (28, 892925696), (32, 781309984), (52, 480806144), (56, 446462848), (64, 390654992), (91, 274746368), (104, 240403072), (112, 223231424), (128, 195327496), (169, 147940352), (182, 137373184), (208, 120201536), (224, 111615712), (256, 97663748), (338, 73970176), (364, 68686592), (416, 60100768), (448, 55807856), (512, 48831874), (676, 36985088), (728, 34343296), (832, 30050384), (896, 27903928), (1024, 24415937), (1183, 21134336), (1352, 18492544), (1456, 17171648), (1664, 15025192), (1792, 13951964), (2366, 10567168), (2704, 9246272), (2912, 8585824), (3328, 7512596), (3584, 6975982), (4732, 5283584), (5408, 4623136), (5824, 4292912), (6656, 3756298), (7168, 3487991), (9464, 2641792), (10816, 2311568), (11648, 2146456), (13312, 1878149), (18928, 1320896), (20639, 1211392), (21632, 1155784), (23296, 1073228), (37856, 660448), (41278, 605696), (43264, 577892), (46592, 536614), (75712, 330224), (82556, 302848), (86528, 288946), (93184, 268307), (144473, 173056), (151424, 165112)]