25073792

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 27803008

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 89, 124, 128, 142, 178, 248, 284, 356, 496, 568, 712, 992, 1136, 1424, 1984, 2201, 2272, 2759, 2848, 3968, 4402, 4544, 5518, 5696, 6319, 8804, 9088, 11036, 11392, 12638, 17608, 22072, 25276, 35216, 44144, 50552, 70432, 88288, 101104, 140864, 176576, 195889, 202208, 281728, 353152, 391778, 404416, 783556, 808832, 1567112, 3134224, 6268448, 12536896, 25073792]

約数ペア:

[(1, 25073792), (2, 12536896), (4, 6268448), (8, 3134224), (16, 1567112), (31, 808832), (32, 783556), (62, 404416), (64, 391778), (71, 353152), (89, 281728), (124, 202208), (128, 195889), (142, 176576), (178, 140864), (248, 101104), (284, 88288), (356, 70432), (496, 50552), (568, 44144), (712, 35216), (992, 25276), (1136, 22072), (1424, 17608), (1984, 12638), (2201, 11392), (2272, 11036), (2759, 9088), (2848, 8804), (3968, 6319), (4402, 5696), (4544, 5518)]