139280320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25603}}^1$

素因数の和:25637

約数の個数: 56

約数和(自身を含む): 351184464

約数和(自身を除く): 211904144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 25603, 51206, 102412, 128015, 204824, 256030, 409648, 435251, 512060, 819296, 870502, 1024120, 1638592, 1741004, 2048240, 2176255, 3482008, 4096480, 4352510, 6964016, 8192960, 8705020, 13928032, 17410040, 27856064, 34820080, 69640160, 139280320]

約数ペア:

[(1, 139280320), (2, 69640160), (4, 34820080), (5, 27856064), (8, 17410040), (10, 13928032), (16, 8705020), (17, 8192960), (20, 6964016), (32, 4352510), (34, 4096480), (40, 3482008), (64, 2176255), (68, 2048240), (80, 1741004), (85, 1638592), (136, 1024120), (160, 870502), (170, 819296), (272, 512060), (320, 435251), (340, 409648), (544, 256030), (680, 204824), (1088, 128015), (1360, 102412), (2720, 51206), (5440, 25603)]