13120328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 28894320

約数和(自身を除く): 15773992

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 181, 221, 328, 362, 442, 533, 697, 724, 884, 1066, 1394, 1448, 1768, 2132, 2353, 2788, 3077, 4264, 4706, 5576, 6154, 7421, 9061, 9412, 12308, 14842, 18122, 18824, 24616, 29684, 36244, 40001, 59368, 72488, 80002, 96473, 126157, 160004, 192946, 252314, 320008, 385892, 504628, 771784, 1009256, 1640041, 3280082, 6560164, 13120328]

約数ペア:

[(1, 13120328), (2, 6560164), (4, 3280082), (8, 1640041), (13, 1009256), (17, 771784), (26, 504628), (34, 385892), (41, 320008), (52, 252314), (68, 192946), (82, 160004), (104, 126157), (136, 96473), (164, 80002), (181, 72488), (221, 59368), (328, 40001), (362, 36244), (442, 29684), (533, 24616), (697, 18824), (724, 18122), (884, 14842), (1066, 12308), (1394, 9412), (1448, 9061), (1768, 7421), (2132, 6154), (2353, 5576), (2788, 4706), (3077, 4264)]