258253312

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 80

約数和(自身を含む): 544465152

約数和(自身を除く): 286211840

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 128, 212, 248, 256, 307, 424, 496, 512, 614, 848, 992, 1228, 1643, 1696, 1984, 2456, 3286, 3392, 3968, 4912, 6572, 6784, 7936, 9517, 9824, 13144, 13568, 15872, 16271, 19034, 19648, 26288, 27136, 32542, 38068, 39296, 52576, 65084, 76136, 78592, 105152, 130168, 152272, 157184, 210304, 260336, 304544, 420608, 504401, 520672, 609088, 841216, 1008802, 1041344, 1218176, 2017604, 2082688, 2436352, 4035208, 4165376, 4872704, 8070416, 8330752, 16140832, 32281664, 64563328, 129126656, 258253312]

約数ペア:

[(1, 258253312), (2, 129126656), (4, 64563328), (8, 32281664), (16, 16140832), (31, 8330752), (32, 8070416), (53, 4872704), (62, 4165376), (64, 4035208), (106, 2436352), (124, 2082688), (128, 2017604), (212, 1218176), (248, 1041344), (256, 1008802), (307, 841216), (424, 609088), (496, 520672), (512, 504401), (614, 420608), (848, 304544), (992, 260336), (1228, 210304), (1643, 157184), (1696, 152272), (1984, 130168), (2456, 105152), (3286, 78592), (3392, 76136), (3968, 65084), (4912, 52576), (6572, 39296), (6784, 38068), (7936, 32542), (9517, 27136), (9824, 26288), (13144, 19648), (13568, 19034), (15872, 16271)]