68390272

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:555

約数の個数: 64

約数和(自身を含む): 146084400

約数和(自身を除く): 77694128

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 244, 304, 461, 488, 608, 922, 976, 1159, 1216, 1844, 1952, 2318, 2432, 3688, 3904, 4636, 7376, 7808, 8759, 9272, 14752, 17518, 18544, 28121, 29504, 35036, 37088, 56242, 59008, 70072, 74176, 112484, 140144, 148352, 224968, 280288, 449936, 534299, 560576, 899872, 1068598, 1121152, 1799744, 2137196, 3599488, 4274392, 8548784, 17097568, 34195136, 68390272]

約数ペア:

[(1, 68390272), (2, 34195136), (4, 17097568), (8, 8548784), (16, 4274392), (19, 3599488), (32, 2137196), (38, 1799744), (61, 1121152), (64, 1068598), (76, 899872), (122, 560576), (128, 534299), (152, 449936), (244, 280288), (304, 224968), (461, 148352), (488, 140144), (608, 112484), (922, 74176), (976, 70072), (1159, 59008), (1216, 56242), (1844, 37088), (1952, 35036), (2318, 29504), (2432, 28121), (3688, 18544), (3904, 17518), (4636, 14752), (7376, 9272), (7808, 8759)]