79995136

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 81

約数和(自身を含む): 177020109

約数和(自身を除く): 97024973

約数列:

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

約数ペア:

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