81836032

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 169041600

約数和(自身を除く): 87205568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1289, 1984, 2048, 2578, 3968, 5156, 7936, 10312, 15872, 20624, 31744, 39959, 41248, 63488, 79918, 82496, 159836, 164992, 319672, 329984, 639344, 659968, 1278688, 1319936, 2557376, 2639872, 5114752, 10229504, 20459008, 40918016, 81836032]

約数ペア:

[(1, 81836032), (2, 40918016), (4, 20459008), (8, 10229504), (16, 5114752), (31, 2639872), (32, 2557376), (62, 1319936), (64, 1278688), (124, 659968), (128, 639344), (248, 329984), (256, 319672), (496, 164992), (512, 159836), (992, 82496), (1024, 79918), (1289, 63488), (1984, 41248), (2048, 39959), (2578, 31744), (3968, 20624), (5156, 15872), (7936, 10312)]