1256503456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1399}}^1$

素因数の和:1566

約数の個数: 96

約数和(自身を含む): 2844979200

約数和(自身を除く): 1588475744

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 127, 136, 208, 221, 254, 272, 416, 442, 508, 544, 884, 1016, 1399, 1651, 1768, 2032, 2159, 2798, 3302, 3536, 4064, 4318, 5596, 6604, 7072, 8636, 11192, 13208, 17272, 18187, 22384, 23783, 26416, 28067, 34544, 36374, 44768, 47566, 52832, 56134, 69088, 72748, 95132, 112268, 145496, 177673, 190264, 224536, 290992, 309179, 355346, 380528, 449072, 581984, 618358, 710692, 761056, 898144, 1236716, 1421384, 2309749, 2473432, 2842768, 3020441, 4619498, 4946864, 5685536, 6040882, 9238996, 9893728, 12081764, 18477992, 24163528, 36955984, 39265733, 48327056, 73911968, 78531466, 96654112, 157062932, 314125864, 628251728, 1256503456]

約数ペア:

[(1, 1256503456), (2, 628251728), (4, 314125864), (8, 157062932), (13, 96654112), (16, 78531466), (17, 73911968), (26, 48327056), (32, 39265733), (34, 36955984), (52, 24163528), (68, 18477992), (104, 12081764), (127, 9893728), (136, 9238996), (208, 6040882), (221, 5685536), (254, 4946864), (272, 4619498), (416, 3020441), (442, 2842768), (508, 2473432), (544, 2309749), (884, 1421384), (1016, 1236716), (1399, 898144), (1651, 761056), (1768, 710692), (2032, 618358), (2159, 581984), (2798, 449072), (3302, 380528), (3536, 355346), (4064, 309179), (4318, 290992), (5596, 224536), (6604, 190264), (7072, 177673), (8636, 145496), (11192, 112268), (13208, 95132), (17272, 72748), (18187, 69088), (22384, 56134), (23783, 52832), (26416, 47566), (28067, 44768), (34544, 36374)]