71784544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4013}}^1$

素因数の和:4079

約数の個数: 48

約数和(自身を含む): 155775312

約数和(自身を除く): 83990768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4013, 4472, 8026, 8944, 16052, 17888, 32104, 52169, 64208, 104338, 128416, 172559, 208676, 345118, 417352, 690236, 834704, 1380472, 1669408, 2243267, 2760944, 4486534, 5521888, 8973068, 17946136, 35892272, 71784544]

約数ペア:

[(1, 71784544), (2, 35892272), (4, 17946136), (8, 8973068), (13, 5521888), (16, 4486534), (26, 2760944), (32, 2243267), (43, 1669408), (52, 1380472), (86, 834704), (104, 690236), (172, 417352), (208, 345118), (344, 208676), (416, 172559), (559, 128416), (688, 104338), (1118, 64208), (1376, 52169), (2236, 32104), (4013, 17888), (4472, 16052), (8026, 8944)]