8208304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 18887680

約数和(自身を除く): 10679376

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 67, 76, 104, 124, 134, 152, 208, 247, 248, 268, 304, 403, 494, 496, 536, 589, 806, 871, 988, 1072, 1178, 1273, 1612, 1742, 1976, 2077, 2356, 2546, 3224, 3484, 3952, 4154, 4712, 5092, 6448, 6968, 7657, 8308, 9424, 10184, 13936, 15314, 16549, 16616, 20368, 27001, 30628, 33098, 33232, 39463, 54002, 61256, 66196, 78926, 108004, 122512, 132392, 157852, 216008, 264784, 315704, 432016, 513019, 631408, 1026038, 2052076, 4104152, 8208304]

約数ペア:

[(1, 8208304), (2, 4104152), (4, 2052076), (8, 1026038), (13, 631408), (16, 513019), (19, 432016), (26, 315704), (31, 264784), (38, 216008), (52, 157852), (62, 132392), (67, 122512), (76, 108004), (104, 78926), (124, 66196), (134, 61256), (152, 54002), (208, 39463), (247, 33232), (248, 33098), (268, 30628), (304, 27001), (403, 20368), (494, 16616), (496, 16549), (536, 15314), (589, 13936), (806, 10184), (871, 9424), (988, 8308), (1072, 7657), (1178, 6968), (1273, 6448), (1612, 5092), (1742, 4712), (1976, 4154), (2077, 3952), (2356, 3484), (2546, 3224)]