51328928

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 119816928

約数和(自身を除く): 68488000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 73, 86, 112, 146, 172, 224, 292, 301, 344, 511, 584, 602, 688, 1022, 1168, 1204, 1376, 2044, 2336, 2408, 3139, 4088, 4816, 5329, 6278, 8176, 9632, 10658, 12556, 16352, 21316, 21973, 25112, 37303, 42632, 43946, 50224, 74606, 85264, 87892, 100448, 149212, 170528, 175784, 229147, 298424, 351568, 458294, 596848, 703136, 916588, 1193696, 1604029, 1833176, 3208058, 3666352, 6416116, 7332704, 12832232, 25664464, 51328928]

約数ペア:

[(1, 51328928), (2, 25664464), (4, 12832232), (7, 7332704), (8, 6416116), (14, 3666352), (16, 3208058), (28, 1833176), (32, 1604029), (43, 1193696), (56, 916588), (73, 703136), (86, 596848), (112, 458294), (146, 351568), (172, 298424), (224, 229147), (292, 175784), (301, 170528), (344, 149212), (511, 100448), (584, 87892), (602, 85264), (688, 74606), (1022, 50224), (1168, 43946), (1204, 42632), (1376, 37303), (2044, 25112), (2336, 21973), (2408, 21316), (3139, 16352), (4088, 12556), (4816, 10658), (5329, 9632), (6278, 8176)]