799773440

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10243}}^1$

素因数の和:10325

約数の個数: 72

約数和(自身を含む): 1947302448

約数和(自身を除く): 1147529008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 3904, 4880, 7808, 9760, 10243, 15616, 19520, 20486, 39040, 40972, 51215, 78080, 81944, 102430, 163888, 204860, 327776, 409720, 624823, 655552, 819440, 1249646, 1311104, 1638880, 2499292, 2622208, 3124115, 3277760, 4998584, 6248230, 6555520, 9997168, 12496460, 13111040, 19994336, 24992920, 39988672, 49985840, 79977344, 99971680, 159954688, 199943360, 399886720, 799773440]

約数ペア:

[(1, 799773440), (2, 399886720), (4, 199943360), (5, 159954688), (8, 99971680), (10, 79977344), (16, 49985840), (20, 39988672), (32, 24992920), (40, 19994336), (61, 13111040), (64, 12496460), (80, 9997168), (122, 6555520), (128, 6248230), (160, 4998584), (244, 3277760), (256, 3124115), (305, 2622208), (320, 2499292), (488, 1638880), (610, 1311104), (640, 1249646), (976, 819440), (1220, 655552), (1280, 624823), (1952, 409720), (2440, 327776), (3904, 204860), (4880, 163888), (7808, 102430), (9760, 81944), (10243, 78080), (15616, 51215), (19520, 40972), (20486, 39040)]