73878272

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 161394240

約数和(自身を除く): 87515968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 281, 316, 416, 562, 632, 832, 1027, 1124, 1264, 1664, 2054, 2248, 2528, 3328, 3653, 4108, 4496, 5056, 7306, 8216, 8992, 10112, 14612, 16432, 17984, 20224, 22199, 29224, 32864, 35968, 44398, 58448, 65728, 71936, 88796, 116896, 131456, 177592, 233792, 262912, 288587, 355184, 467584, 577174, 710368, 935168, 1154348, 1420736, 2308696, 2841472, 4617392, 5682944, 9234784, 18469568, 36939136, 73878272]

約数ペア:

[(1, 73878272), (2, 36939136), (4, 18469568), (8, 9234784), (13, 5682944), (16, 4617392), (26, 2841472), (32, 2308696), (52, 1420736), (64, 1154348), (79, 935168), (104, 710368), (128, 577174), (158, 467584), (208, 355184), (256, 288587), (281, 262912), (316, 233792), (416, 177592), (562, 131456), (632, 116896), (832, 88796), (1027, 71936), (1124, 65728), (1264, 58448), (1664, 44398), (2054, 35968), (2248, 32864), (2528, 29224), (3328, 22199), (3653, 20224), (4108, 17984), (4496, 16432), (5056, 14612), (7306, 10112), (8216, 8992)]