159990272

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:130

約数の個数: 90

約数和(自身を含む): 354386637

約数和(自身を除く): 194396365

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 169, 172, 208, 256, 338, 344, 416, 512, 559, 676, 688, 832, 1118, 1352, 1376, 1664, 1849, 2236, 2704, 2752, 3328, 3698, 4472, 5408, 5504, 6656, 7267, 7396, 8944, 10816, 11008, 14534, 14792, 17888, 21632, 22016, 24037, 29068, 29584, 35776, 43264, 48074, 58136, 59168, 71552, 86528, 96148, 116272, 118336, 143104, 192296, 232544, 236672, 286208, 312481, 384592, 465088, 473344, 624962, 769184, 930176, 946688, 1249924, 1538368, 1860352, 2499848, 3076736, 3720704, 4999696, 6153472, 9999392, 12306944, 19998784, 39997568, 79995136, 159990272]

約数ペア:

[(1, 159990272), (2, 79995136), (4, 39997568), (8, 19998784), (13, 12306944), (16, 9999392), (26, 6153472), (32, 4999696), (43, 3720704), (52, 3076736), (64, 2499848), (86, 1860352), (104, 1538368), (128, 1249924), (169, 946688), (172, 930176), (208, 769184), (256, 624962), (338, 473344), (344, 465088), (416, 384592), (512, 312481), (559, 286208), (676, 236672), (688, 232544), (832, 192296), (1118, 143104), (1352, 118336), (1376, 116272), (1664, 96148), (1849, 86528), (2236, 71552), (2704, 59168), (2752, 58136), (3328, 48074), (3698, 43264), (4472, 35776), (5408, 29584), (5504, 29068), (6656, 24037), (7267, 22016), (7396, 21632), (8944, 17888), (10816, 14792), (11008, 14534)]