40238848

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 88080048

約数和(自身を除く): 47841200

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 113, 128, 208, 214, 226, 256, 416, 428, 452, 832, 856, 904, 1391, 1469, 1664, 1712, 1808, 2782, 2938, 3328, 3424, 3616, 5564, 5876, 6848, 7232, 11128, 11752, 12091, 13696, 14464, 22256, 23504, 24182, 27392, 28928, 44512, 47008, 48364, 89024, 94016, 96728, 157183, 178048, 188032, 193456, 314366, 356096, 376064, 386912, 628732, 773824, 1257464, 1547648, 2514928, 3095296, 5029856, 10059712, 20119424, 40238848]

約数ペア:

[(1, 40238848), (2, 20119424), (4, 10059712), (8, 5029856), (13, 3095296), (16, 2514928), (26, 1547648), (32, 1257464), (52, 773824), (64, 628732), (104, 386912), (107, 376064), (113, 356096), (128, 314366), (208, 193456), (214, 188032), (226, 178048), (256, 157183), (416, 96728), (428, 94016), (452, 89024), (832, 48364), (856, 47008), (904, 44512), (1391, 28928), (1469, 27392), (1664, 24182), (1712, 23504), (1808, 22256), (2782, 14464), (2938, 13696), (3328, 12091), (3424, 11752), (3616, 11128), (5564, 7232), (5876, 6848)]