77838068

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 175432320

約数和(自身を除く): 97594252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 196, 308, 316, 457, 539, 553, 869, 914, 1078, 1106, 1738, 1828, 2156, 2212, 3199, 3476, 3871, 5027, 6083, 6398, 7742, 10054, 12166, 12796, 15484, 20108, 22393, 24332, 35189, 36103, 42581, 44786, 70378, 72206, 85162, 89572, 140756, 144412, 170324, 246323, 252721, 397133, 492646, 505442, 794266, 985292, 1010884, 1588532, 1769047, 2779931, 3538094, 5559862, 7076188, 11119724, 19459517, 38919034, 77838068]

約数ペア:

[(1, 77838068), (2, 38919034), (4, 19459517), (7, 11119724), (11, 7076188), (14, 5559862), (22, 3538094), (28, 2779931), (44, 1769047), (49, 1588532), (77, 1010884), (79, 985292), (98, 794266), (154, 505442), (158, 492646), (196, 397133), (308, 252721), (316, 246323), (457, 170324), (539, 144412), (553, 140756), (869, 89572), (914, 85162), (1078, 72206), (1106, 70378), (1738, 44786), (1828, 42581), (2156, 36103), (2212, 35189), (3199, 24332), (3476, 22393), (3871, 20108), (5027, 15484), (6083, 12796), (6398, 12166), (7742, 10054)]