156720512

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:5003

約数の個数: 64

約数和(自身を含む): 354001200

約数和(自身を除く): 197280688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3952, 4957, 7904, 9914, 15808, 19828, 31616, 39656, 64441, 79312, 94183, 128882, 158624, 188366, 257764, 317248, 376732, 515528, 634496, 753464, 1031056, 1224379, 1506928, 2062112, 2448758, 3013856, 4124224, 4897516, 6027712, 8248448, 9795032, 12055424, 19590064, 39180128, 78360256, 156720512]

約数ペア:

[(1, 156720512), (2, 78360256), (4, 39180128), (8, 19590064), (13, 12055424), (16, 9795032), (19, 8248448), (26, 6027712), (32, 4897516), (38, 4124224), (52, 3013856), (64, 2448758), (76, 2062112), (104, 1506928), (128, 1224379), (152, 1031056), (208, 753464), (247, 634496), (304, 515528), (416, 376732), (494, 317248), (608, 257764), (832, 188366), (988, 158624), (1216, 128882), (1664, 94183), (1976, 79312), (2432, 64441), (3952, 39656), (4957, 31616), (7904, 19828), (9914, 15808)]