164865316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{557}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 372351168

約数和(自身を除く): 207485852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 557, 682, 868, 961, 1114, 1364, 1922, 2228, 2387, 3844, 3899, 4774, 6127, 6727, 7798, 9548, 10571, 12254, 13454, 15596, 17267, 21142, 24508, 26908, 34534, 42284, 42889, 69068, 73997, 85778, 120869, 147994, 171556, 189937, 241738, 295988, 379874, 483476, 535277, 759748, 1070554, 1329559, 2141108, 2659118, 3746939, 5318236, 5888047, 7493878, 11776094, 14987756, 23552188, 41216329, 82432658, 164865316]

約数ペア:

[(1, 164865316), (2, 82432658), (4, 41216329), (7, 23552188), (11, 14987756), (14, 11776094), (22, 7493878), (28, 5888047), (31, 5318236), (44, 3746939), (62, 2659118), (77, 2141108), (124, 1329559), (154, 1070554), (217, 759748), (308, 535277), (341, 483476), (434, 379874), (557, 295988), (682, 241738), (868, 189937), (961, 171556), (1114, 147994), (1364, 120869), (1922, 85778), (2228, 73997), (2387, 69068), (3844, 42889), (3899, 42284), (4774, 34534), (6127, 26908), (6727, 24508), (7798, 21142), (9548, 17267), (10571, 15596), (12254, 13454)]