191965072

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 415528960

約数和(自身を除く): 223563888

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 127, 169, 172, 208, 254, 338, 344, 508, 559, 676, 688, 1016, 1118, 1352, 1651, 2032, 2197, 2236, 2704, 3302, 4394, 4472, 5461, 6604, 7267, 8788, 8944, 10922, 13208, 14534, 17576, 21463, 21844, 26416, 29068, 35152, 42926, 43688, 58136, 70993, 85852, 87376, 94471, 116272, 141986, 171704, 188942, 279019, 283972, 343408, 377884, 558038, 567944, 755768, 922909, 1116076, 1135888, 1511536, 1845818, 2232152, 3691636, 4464304, 7383272, 11997817, 14766544, 23995634, 47991268, 95982536, 191965072]

約数ペア:

[(1, 191965072), (2, 95982536), (4, 47991268), (8, 23995634), (13, 14766544), (16, 11997817), (26, 7383272), (43, 4464304), (52, 3691636), (86, 2232152), (104, 1845818), (127, 1511536), (169, 1135888), (172, 1116076), (208, 922909), (254, 755768), (338, 567944), (344, 558038), (508, 377884), (559, 343408), (676, 283972), (688, 279019), (1016, 188942), (1118, 171704), (1352, 141986), (1651, 116272), (2032, 94471), (2197, 87376), (2236, 85852), (2704, 70993), (3302, 58136), (4394, 43688), (4472, 42926), (5461, 35152), (6604, 29068), (7267, 26416), (8788, 21844), (8944, 21463), (10922, 17576), (13208, 14534)]