68640352

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1789}}^1$

素因数の和:1919

約数の個数: 48

約数和(自身を含む): 148856400

約数和(自身を除く): 80216048

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 109, 176, 218, 352, 436, 872, 1199, 1744, 1789, 2398, 3488, 3578, 4796, 7156, 9592, 14312, 19184, 19679, 28624, 38368, 39358, 57248, 78716, 157432, 195001, 314864, 390002, 629728, 780004, 1560008, 2145011, 3120016, 4290022, 6240032, 8580044, 17160088, 34320176, 68640352]

約数ペア:

[(1, 68640352), (2, 34320176), (4, 17160088), (8, 8580044), (11, 6240032), (16, 4290022), (22, 3120016), (32, 2145011), (44, 1560008), (88, 780004), (109, 629728), (176, 390002), (218, 314864), (352, 195001), (436, 157432), (872, 78716), (1199, 57248), (1744, 39358), (1789, 38368), (2398, 28624), (3488, 19679), (3578, 19184), (4796, 14312), (7156, 9592)]