77796040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3517}}^1$

素因数の和:3614

約数の個数: 64

約数和(自身を含む): 202636800

約数和(自身を除く): 124840760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 3517, 4424, 5530, 7034, 11060, 14068, 17585, 22120, 24619, 28136, 35170, 49238, 70340, 98476, 123095, 140680, 196952, 246190, 277843, 492380, 555686, 984760, 1111372, 1389215, 1944901, 2222744, 2778430, 3889802, 5556860, 7779604, 9724505, 11113720, 15559208, 19449010, 38898020, 77796040]

約数ペア:

[(1, 77796040), (2, 38898020), (4, 19449010), (5, 15559208), (7, 11113720), (8, 9724505), (10, 7779604), (14, 5556860), (20, 3889802), (28, 2778430), (35, 2222744), (40, 1944901), (56, 1389215), (70, 1111372), (79, 984760), (140, 555686), (158, 492380), (280, 277843), (316, 246190), (395, 196952), (553, 140680), (632, 123095), (790, 98476), (1106, 70340), (1580, 49238), (2212, 35170), (2765, 28136), (3160, 24619), (3517, 22120), (4424, 17585), (5530, 14068), (7034, 11060)]