81307.000000

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 1612800

約数和(自身を除く): 980168

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 79, 88, 91, 104, 143, 154, 158, 182, 286, 308, 316, 364, 553, 572, 616, 632, 728, 869, 1001, 1027, 1106, 1144, 1738, 2002, 2054, 2212, 3476, 4004, 4108, 4424, 6083, 6952, 7189, 8008, 8216, 11297, 12166, 14378, 22594, 24332, 28756, 45188, 48664, 57512, 79079, 90376, 158158, 316316, 632632]

約数ペア:

[(1, 632632), (2, 316316), (4, 158158), (7, 90376), (8, 79079), (11, 57512), (13, 48664), (14, 45188), (22, 28756), (26, 24332), (28, 22594), (44, 14378), (52, 12166), (56, 11297), (77, 8216), (79, 8008), (88, 7189), (91, 6952), (104, 6083), (143, 4424), (154, 4108), (158, 4004), (182, 3476), (286, 2212), (308, 2054), (316, 2002), (364, 1738), (553, 1144), (572, 1106), (616, 1027), (632, 1001), (728, 869)]