256767559616

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{517877}}^1$

素因数の和:518077

約数の個数: 56

約数和(自身を含む): 521954735616

約数和(自身を除く): 265187176000

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 244, 254, 488, 508, 976, 1016, 1952, 2032, 3904, 4064, 7747, 8128, 15494, 30988, 61976, 123952, 247904, 495808, 517877, 1035754, 2071508, 4143016, 8286032, 16572064, 31590497, 33144128, 63180994, 65770379, 126361988, 131540758, 252723976, 263081516, 505447952, 526163032, 1010895904, 1052326064, 2021791808, 2104652128, 4011993119, 4209304256, 8023986238, 16047972476, 32095944952, 64191889904, 128383779808, 256767559616]

約数ペア:

[(1, 256767559616), (2, 128383779808), (4, 64191889904), (8, 32095944952), (16, 16047972476), (32, 8023986238), (61, 4209304256), (64, 4011993119), (122, 2104652128), (127, 2021791808), (244, 1052326064), (254, 1010895904), (488, 526163032), (508, 505447952), (976, 263081516), (1016, 252723976), (1952, 131540758), (2032, 126361988), (3904, 65770379), (4064, 63180994), (7747, 33144128), (8128, 31590497), (15494, 16572064), (30988, 8286032), (61976, 4143016), (123952, 2071508), (247904, 1035754), (495808, 517877)]