64435515872

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{7883}}^1$

素因数の和:8321

約数の個数: 144

約数和(自身を含む): 159336806832

約数和(自身を除く): 94901290960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 401, 416, 637, 728, 784, 802, 1274, 1456, 1568, 1604, 2548, 2807, 2912, 3208, 5096, 5213, 5614, 6416, 7883, 10192, 10426, 11228, 12832, 15766, 19649, 20384, 20852, 22456, 31532, 36491, 39298, 41704, 44912, 55181, 63064, 72982, 78596, 83408, 89824, 102479, 110362, 126128, 145964, 157192, 166816, 204958, 220724, 252256, 255437, 291928, 314384, 386267, 409916, 441448, 510874, 583856, 628768, 717353, 772534, 819832, 882896, 1021748, 1167712, 1434706, 1545068, 1639664, 1765792, 2043496, 2869412, 3090136, 3161083, 3279328, 4086992, 5021471, 5738824, 6180272, 6322166, 8173984, 10042942, 11477648, 12360544, 12644332, 20085884, 22127581, 22955296, 25288664, 40171768, 41094079, 44255162, 50577328, 80343536, 82188158, 88510324, 101154656, 154893067, 160687072, 164376316, 177020648, 287658553, 309786134, 328752632, 354041296, 575317106, 619572268, 657505264, 708082592, 1150634212, 1239144536, 1315010528, 2013609871, 2301268424, 2478289072, 4027219742, 4602536848, 4956578144, 8054439484, 9205073696, 16108878968, 32217757936, 64435515872]

約数ペア:

[(1, 64435515872), (2, 32217757936), (4, 16108878968), (7, 9205073696), (8, 8054439484), (13, 4956578144), (14, 4602536848), (16, 4027219742), (26, 2478289072), (28, 2301268424), (32, 2013609871), (49, 1315010528), (52, 1239144536), (56, 1150634212), (91, 708082592), (98, 657505264), (104, 619572268), (112, 575317106), (182, 354041296), (196, 328752632), (208, 309786134), (224, 287658553), (364, 177020648), (392, 164376316), (401, 160687072), (416, 154893067), (637, 101154656), (728, 88510324), (784, 82188158), (802, 80343536), (1274, 50577328), (1456, 44255162), (1568, 41094079), (1604, 40171768), (2548, 25288664), (2807, 22955296), (2912, 22127581), (3208, 20085884), (5096, 12644332), (5213, 12360544), (5614, 11477648), (6416, 10042942), (7883, 8173984), (10192, 6322166), (10426, 6180272), (11228, 5738824), (12832, 5021471), (15766, 4086992), (19649, 3279328), (20384, 3161083), (20852, 3090136), (22456, 2869412), (31532, 2043496), (36491, 1765792), (39298, 1639664), (41704, 1545068), (44912, 1434706), (55181, 1167712), (63064, 1021748), (72982, 882896), (78596, 819832), (83408, 772534), (89824, 717353), (102479, 628768), (110362, 583856), (126128, 510874), (145964, 441448), (157192, 409916), (166816, 386267), (204958, 314384), (220724, 291928), (252256, 255437)]