71828224

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 156586752

約数和(自身を除く): 84758528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 113, 128, 191, 208, 226, 256, 382, 416, 452, 764, 832, 904, 1469, 1528, 1664, 1808, 2483, 2938, 3056, 3328, 3616, 4966, 5876, 6112, 7232, 9932, 11752, 12224, 14464, 19864, 21583, 23504, 24448, 28928, 39728, 43166, 47008, 48896, 79456, 86332, 94016, 158912, 172664, 188032, 280579, 317824, 345328, 376064, 561158, 635648, 690656, 1122316, 1381312, 2244632, 2762624, 4489264, 5525248, 8978528, 17957056, 35914112, 71828224]

約数ペア:

[(1, 71828224), (2, 35914112), (4, 17957056), (8, 8978528), (13, 5525248), (16, 4489264), (26, 2762624), (32, 2244632), (52, 1381312), (64, 1122316), (104, 690656), (113, 635648), (128, 561158), (191, 376064), (208, 345328), (226, 317824), (256, 280579), (382, 188032), (416, 172664), (452, 158912), (764, 94016), (832, 86332), (904, 79456), (1469, 48896), (1528, 47008), (1664, 43166), (1808, 39728), (2483, 28928), (2938, 24448), (3056, 23504), (3328, 21583), (3616, 19864), (4966, 14464), (5876, 12224), (6112, 11752), (7232, 9932)]