51210320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4852

約数の個数: 80

約数和(自身を含む): 143264640

約数和(自身を除く): 92054320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 4813, 5320, 9626, 10640, 19252, 24065, 33691, 38504, 48130, 67382, 77008, 91447, 96260, 134764, 168455, 182894, 192520, 269528, 336910, 365788, 385040, 457235, 539056, 640129, 673820, 731576, 914470, 1280258, 1347640, 1463152, 1828940, 2560516, 2695280, 3200645, 3657880, 5121032, 6401290, 7315760, 10242064, 12802580, 25605160, 51210320]

約数ペア:

[(1, 51210320), (2, 25605160), (4, 12802580), (5, 10242064), (7, 7315760), (8, 6401290), (10, 5121032), (14, 3657880), (16, 3200645), (19, 2695280), (20, 2560516), (28, 1828940), (35, 1463152), (38, 1347640), (40, 1280258), (56, 914470), (70, 731576), (76, 673820), (80, 640129), (95, 539056), (112, 457235), (133, 385040), (140, 365788), (152, 336910), (190, 269528), (266, 192520), (280, 182894), (304, 168455), (380, 134764), (532, 96260), (560, 91447), (665, 77008), (760, 67382), (1064, 48130), (1330, 38504), (1520, 33691), (2128, 24065), (2660, 19252), (4813, 10640), (5320, 9626)]