129126656

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 271966464

約数和(自身を除く): 142839808

約数列:

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

約数ペア:

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