145418308

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 299908224

約数和(自身を除く): 154489916

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 197, 287, 394, 574, 643, 788, 1148, 1286, 1379, 2572, 2758, 4501, 5516, 8077, 9002, 16154, 18004, 26363, 32308, 52726, 56539, 105452, 113078, 126671, 184541, 226156, 253342, 369082, 506684, 738164, 886697, 1773394, 3546788, 5193511, 10387022, 20774044, 36354577, 72709154, 145418308]

約数ペア:

[(1, 145418308), (2, 72709154), (4, 36354577), (7, 20774044), (14, 10387022), (28, 5193511), (41, 3546788), (82, 1773394), (164, 886697), (197, 738164), (287, 506684), (394, 369082), (574, 253342), (643, 226156), (788, 184541), (1148, 126671), (1286, 113078), (1379, 105452), (2572, 56539), (2758, 52726), (4501, 32308), (5516, 26363), (8077, 18004), (9002, 16154)]