385554688

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2623

約数の個数: 72

約数和(自身を含む): 836568320

約数和(自身を除く): 451013632

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 2432, 2557, 3968, 4712, 4864, 5114, 7936, 9424, 10228, 18848, 20456, 37696, 40912, 48583, 75392, 79267, 81824, 97166, 150784, 158534, 163648, 194332, 317068, 327296, 388664, 634136, 654592, 777328, 1268272, 1506073, 1554656, 2536544, 3012146, 3109312, 5073088, 6024292, 6218624, 10146176, 12048584, 12437248, 20292352, 24097168, 48194336, 96388672, 192777344, 385554688]

約数ペア:

[(1, 385554688), (2, 192777344), (4, 96388672), (8, 48194336), (16, 24097168), (19, 20292352), (31, 12437248), (32, 12048584), (38, 10146176), (62, 6218624), (64, 6024292), (76, 5073088), (124, 3109312), (128, 3012146), (152, 2536544), (248, 1554656), (256, 1506073), (304, 1268272), (496, 777328), (589, 654592), (608, 634136), (992, 388664), (1178, 327296), (1216, 317068), (1984, 194332), (2356, 163648), (2432, 158534), (2557, 150784), (3968, 97166), (4712, 81824), (4864, 79267), (5114, 75392), (7936, 48583), (9424, 40912), (10228, 37696), (18848, 20456)]