25482380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16547}}^1$

素因数の和:16574

約数の個数: 48

約数和(自身を含む): 66721536

約数和(自身を除く): 41239156

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16547, 33094, 66188, 82735, 115829, 165470, 182017, 231658, 330940, 364034, 463316, 579145, 728068, 910085, 1158290, 1274119, 1820170, 2316580, 2548238, 3640340, 5096476, 6370595, 12741190, 25482380]

約数ペア:

[(1, 25482380), (2, 12741190), (4, 6370595), (5, 5096476), (7, 3640340), (10, 2548238), (11, 2316580), (14, 1820170), (20, 1274119), (22, 1158290), (28, 910085), (35, 728068), (44, 579145), (55, 463316), (70, 364034), (77, 330940), (110, 231658), (140, 182017), (154, 165470), (220, 115829), (308, 82735), (385, 66188), (770, 33094), (1540, 16547)]